20600778840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{234847}}^1$

素因数の和:234921

約数の個数: 128

約数和(自身を含む): 66959861760

約数和(自身を除く): 46359082920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 255, 258, 340, 344, 408, 430, 510, 516, 645, 680, 731, 860, 1020, 1032, 1290, 1462, 1720, 2040, 2193, 2580, 2924, 3655, 4386, 5160, 5848, 7310, 8772, 10965, 14620, 17544, 21930, 29240, 43860, 87720, 234847, 469694, 704541, 939388, 1174235, 1409082, 1878776, 2348470, 2818164, 3522705, 3992399, 4696940, 5636328, 7045410, 7984798, 9393880, 10098421, 11977197, 14090820, 15969596, 19961995, 20196842, 23954394, 28181640, 30295263, 31939192, 39923990, 40393684, 47908788, 50492105, 59885985, 60590526, 79847980, 80787368, 95817576, 100984210, 119771970, 121181052, 151476315, 159695960, 171673157, 201968420, 239543940, 242362104, 302952630, 343346314, 403936840, 479087880, 515019471, 605905260, 686692628, 858365785, 1030038942, 1211810520, 1373385256, 1716731570, 2060077884, 2575097355, 3433463140, 4120155768, 5150194710, 6866926280, 10300389420, 20600778840]

約数ペア:

[(1, 20600778840), (2, 10300389420), (3, 6866926280), (4, 5150194710), (5, 4120155768), (6, 3433463140), (8, 2575097355), (10, 2060077884), (12, 1716731570), (15, 1373385256), (17, 1211810520), (20, 1030038942), (24, 858365785), (30, 686692628), (34, 605905260), (40, 515019471), (43, 479087880), (51, 403936840), (60, 343346314), (68, 302952630), (85, 242362104), (86, 239543940), (102, 201968420), (120, 171673157), (129, 159695960), (136, 151476315), (170, 121181052), (172, 119771970), (204, 100984210), (215, 95817576), (255, 80787368), (258, 79847980), (340, 60590526), (344, 59885985), (408, 50492105), (430, 47908788), (510, 40393684), (516, 39923990), (645, 31939192), (680, 30295263), (731, 28181640), (860, 23954394), (1020, 20196842), (1032, 19961995), (1290, 15969596), (1462, 14090820), (1720, 11977197), (2040, 10098421), (2193, 9393880), (2580, 7984798), (2924, 7045410), (3655, 5636328), (4386, 4696940), (5160, 3992399), (5848, 3522705), (7310, 2818164), (8772, 2348470), (10965, 1878776), (14620, 1409082), (17544, 1174235), (21930, 939388), (29240, 704541), (43860, 469694), (87720, 234847)]