187410040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1399}}^1$

素因数の和:1624

約数の個数: 64

約数和(自身を含む): 449064000

約数和(自身を除く): 261653960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 197, 340, 394, 680, 788, 985, 1399, 1576, 1970, 2798, 3349, 3940, 5596, 6698, 6995, 7880, 11192, 13396, 13990, 16745, 23783, 26792, 27980, 33490, 47566, 55960, 66980, 95132, 118915, 133960, 190264, 237830, 275603, 475660, 551206, 951320, 1102412, 1378015, 2204824, 2756030, 4685251, 5512060, 9370502, 11024120, 18741004, 23426255, 37482008, 46852510, 93705020, 187410040]

約数ペア:

[(1, 187410040), (2, 93705020), (4, 46852510), (5, 37482008), (8, 23426255), (10, 18741004), (17, 11024120), (20, 9370502), (34, 5512060), (40, 4685251), (68, 2756030), (85, 2204824), (136, 1378015), (170, 1102412), (197, 951320), (340, 551206), (394, 475660), (680, 275603), (788, 237830), (985, 190264), (1399, 133960), (1576, 118915), (1970, 95132), (2798, 66980), (3349, 55960), (3940, 47566), (5596, 33490), (6698, 27980), (6995, 26792), (7880, 23783), (11192, 16745), (13396, 13990)]