39645590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 79626240

約数和(自身を除く): 39980650

約数列:

[1, 2, 5, 10, 19, 31, 38, 53, 62, 95, 106, 127, 155, 190, 254, 265, 310, 530, 589, 635, 1007, 1178, 1270, 1643, 2014, 2413, 2945, 3286, 3937, 4826, 5035, 5890, 6731, 7874, 8215, 10070, 12065, 13462, 16430, 19685, 24130, 31217, 33655, 39370, 62434, 67310, 74803, 127889, 149606, 156085, 208661, 255778, 312170, 374015, 417322, 639445, 748030, 1043305, 1278890, 2086610, 3964559, 7929118, 19822795, 39645590]

約数ペア:

[(1, 39645590), (2, 19822795), (5, 7929118), (10, 3964559), (19, 2086610), (31, 1278890), (38, 1043305), (53, 748030), (62, 639445), (95, 417322), (106, 374015), (127, 312170), (155, 255778), (190, 208661), (254, 156085), (265, 149606), (310, 127889), (530, 74803), (589, 67310), (635, 62434), (1007, 39370), (1178, 33655), (1270, 31217), (1643, 24130), (2014, 19685), (2413, 16430), (2945, 13462), (3286, 12065), (3937, 10070), (4826, 8215), (5035, 7874), (5890, 6731)]