2497788420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1342897}}^1$

素因数の和:1342940

約数の個数: 48

約数和(自身を含む): 7219419648

約数和(自身を除く): 4721631228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 1342897, 2685794, 4028691, 5371588, 6714485, 8057382, 13428970, 16114764, 20143455, 26857940, 40286910, 41629807, 80573820, 83259614, 124889421, 166519228, 208149035, 249778842, 416298070, 499557684, 624447105, 832596140, 1248894210, 2497788420]

約数ペア:

[(1, 2497788420), (2, 1248894210), (3, 832596140), (4, 624447105), (5, 499557684), (6, 416298070), (10, 249778842), (12, 208149035), (15, 166519228), (20, 124889421), (30, 83259614), (31, 80573820), (60, 41629807), (62, 40286910), (93, 26857940), (124, 20143455), (155, 16114764), (186, 13428970), (310, 8057382), (372, 6714485), (465, 5371588), (620, 4028691), (930, 2685794), (1860, 1342897)]