9858819940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{84509}}^1$

素因数の和:84844

約数の個数: 48

約数和(自身を含む): 21864427200

約数和(自身を除く): 12005607260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 307, 380, 614, 1228, 1535, 3070, 5833, 6140, 11666, 23332, 29165, 58330, 84509, 116660, 169018, 338036, 422545, 845090, 1605671, 1690180, 3211342, 6422684, 8028355, 16056710, 25944263, 32113420, 51888526, 103777052, 129721315, 259442630, 492940997, 518885260, 985881994, 1971763988, 2464704985, 4929409970, 9858819940]

約数ペア:

[(1, 9858819940), (2, 4929409970), (4, 2464704985), (5, 1971763988), (10, 985881994), (19, 518885260), (20, 492940997), (38, 259442630), (76, 129721315), (95, 103777052), (190, 51888526), (307, 32113420), (380, 25944263), (614, 16056710), (1228, 8028355), (1535, 6422684), (3070, 3211342), (5833, 1690180), (6140, 1605671), (11666, 845090), (23332, 422545), (29165, 338036), (58330, 169018), (84509, 116660)]