20199963810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{15061}}^1$

素因数の和:15284

約数の個数: 128

約数和(自身を含む): 55264285440

約数和(自身を除く): 35064321630

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 181, 190, 195, 247, 285, 362, 390, 494, 543, 570, 741, 905, 1086, 1235, 1482, 1810, 2353, 2470, 2715, 3439, 3705, 4706, 5430, 6878, 7059, 7410, 10317, 11765, 14118, 15061, 17195, 20634, 23530, 30122, 34390, 35295, 44707, 45183, 51585, 70590, 75305, 89414, 90366, 103170, 134121, 150610, 195793, 223535, 225915, 268242, 286159, 391586, 447070, 451830, 572318, 587379, 670605, 858477, 978965, 1174758, 1341210, 1430795, 1716954, 1957930, 2726041, 2861590, 2936895, 3720067, 4292385, 5452082, 5873790, 7440134, 8178123, 8584770, 11160201, 13630205, 16356246, 18600335, 22320402, 27260410, 35438533, 37200670, 40890615, 51794779, 55801005, 70877066, 81781230, 103589558, 106315599, 111602010, 155384337, 177192665, 212631198, 258973895, 310768674, 354385330, 517947790, 531577995, 673332127, 776921685, 1063155990, 1346664254, 1553843370, 2019996381, 3366660635, 4039992762, 6733321270, 10099981905, 20199963810]

約数ペア:

[(1, 20199963810), (2, 10099981905), (3, 6733321270), (5, 4039992762), (6, 3366660635), (10, 2019996381), (13, 1553843370), (15, 1346664254), (19, 1063155990), (26, 776921685), (30, 673332127), (38, 531577995), (39, 517947790), (57, 354385330), (65, 310768674), (78, 258973895), (95, 212631198), (114, 177192665), (130, 155384337), (181, 111602010), (190, 106315599), (195, 103589558), (247, 81781230), (285, 70877066), (362, 55801005), (390, 51794779), (494, 40890615), (543, 37200670), (570, 35438533), (741, 27260410), (905, 22320402), (1086, 18600335), (1235, 16356246), (1482, 13630205), (1810, 11160201), (2353, 8584770), (2470, 8178123), (2715, 7440134), (3439, 5873790), (3705, 5452082), (4706, 4292385), (5430, 3720067), (6878, 2936895), (7059, 2861590), (7410, 2726041), (10317, 1957930), (11765, 1716954), (14118, 1430795), (15061, 1341210), (17195, 1174758), (20634, 978965), (23530, 858477), (30122, 670605), (34390, 587379), (35295, 572318), (44707, 451830), (45183, 447070), (51585, 391586), (70590, 286159), (75305, 268242), (89414, 225915), (90366, 223535), (103170, 195793), (134121, 150610)]