40140490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{308773}}^1$

素因数の和:308793

約数の個数: 16

約数和(自身を含む): 77811048

約数和(自身を除く): 37670558

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 308773, 617546, 1543865, 3087730, 4014049, 8028098, 20070245, 40140490]

約数ペア:

[(1, 40140490), (2, 20070245), (5, 8028098), (10, 4014049), (13, 3087730), (26, 1543865), (65, 617546), (130, 308773)]