27217690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4621}}^1$

素因数の和:4678

約数の個数: 32

約数和(自身を含む): 53245440

約数和(自身を除く): 26027750

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 4621, 5890, 9242, 23105, 46210, 87799, 143251, 175598, 286502, 438995, 716255, 877990, 1432510, 2721769, 5443538, 13608845, 27217690]

約数ペア:

[(1, 27217690), (2, 13608845), (5, 5443538), (10, 2721769), (19, 1432510), (31, 877990), (38, 716255), (62, 438995), (95, 286502), (155, 175598), (190, 143251), (310, 87799), (589, 46210), (1178, 23105), (2945, 9242), (4621, 5890)]