1380498429940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1\times {\mathrm{528469}}^1$

素因数の和:528929

約数の個数: 96

約数和(自身を含む): 3392219335680

約数和(自身を除く): 2011720905740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 397, 470, 658, 794, 940, 1316, 1588, 1645, 1985, 2779, 3290, 3970, 5558, 6580, 7940, 11116, 13895, 18659, 27790, 37318, 55580, 74636, 93295, 130613, 186590, 261226, 373180, 522452, 528469, 653065, 1056938, 1306130, 2113876, 2612260, 2642345, 3699283, 5284690, 7398566, 10569380, 14797132, 18496415, 24838043, 36992830, 49676086, 73985660, 99352172, 124190215, 173866301, 209802193, 248380430, 347732602, 419604386, 496760860, 695465204, 839208772, 869331505, 1049010965, 1468615351, 1738663010, 2098021930, 2937230702, 3477326020, 4196043860, 5874461404, 7343076755, 9860703071, 14686153510, 19721406142, 29372307020, 39442812284, 49303515355, 69024921497, 98607030710, 138049842994, 197214061420, 276099685988, 345124607485, 690249214970, 1380498429940]

約数ペア:

[(1, 1380498429940), (2, 690249214970), (4, 345124607485), (5, 276099685988), (7, 197214061420), (10, 138049842994), (14, 98607030710), (20, 69024921497), (28, 49303515355), (35, 39442812284), (47, 29372307020), (70, 19721406142), (94, 14686153510), (140, 9860703071), (188, 7343076755), (235, 5874461404), (329, 4196043860), (397, 3477326020), (470, 2937230702), (658, 2098021930), (794, 1738663010), (940, 1468615351), (1316, 1049010965), (1588, 869331505), (1645, 839208772), (1985, 695465204), (2779, 496760860), (3290, 419604386), (3970, 347732602), (5558, 248380430), (6580, 209802193), (7940, 173866301), (11116, 124190215), (13895, 99352172), (18659, 73985660), (27790, 49676086), (37318, 36992830), (55580, 24838043), (74636, 18496415), (93295, 14797132), (130613, 10569380), (186590, 7398566), (261226, 5284690), (373180, 3699283), (522452, 2642345), (528469, 2612260), (653065, 2113876), (1056938, 1306130)]