268021220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1861}}^1$

素因数の和:2268

約数の個数: 48

約数和(自身を含む): 594350400

約数和(自身を除く): 326329180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 379, 380, 758, 1516, 1861, 1895, 3722, 3790, 7201, 7444, 7580, 9305, 14402, 18610, 28804, 35359, 36005, 37220, 70718, 72010, 141436, 144020, 176795, 353590, 705319, 707180, 1410638, 2821276, 3526595, 7053190, 13401061, 14106380, 26802122, 53604244, 67005305, 134010610, 268021220]

約数ペア:

[(1, 268021220), (2, 134010610), (4, 67005305), (5, 53604244), (10, 26802122), (19, 14106380), (20, 13401061), (38, 7053190), (76, 3526595), (95, 2821276), (190, 1410638), (379, 707180), (380, 705319), (758, 353590), (1516, 176795), (1861, 144020), (1895, 141436), (3722, 72010), (3790, 70718), (7201, 37220), (7444, 36005), (7580, 35359), (9305, 28804), (14402, 18610)]