388369746680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{11409217}}^1$

素因数の和:11409288

約数の個数: 64

約数和(自身を含む): 936468613440

約数和(自身を除く): 548098866760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 3404, 4255, 6808, 8510, 17020, 34040, 11409217, 22818434, 45636868, 57046085, 91273736, 114092170, 228184340, 262411991, 422141029, 456368680, 524823982, 844282058, 1049647964, 1312059955, 1688564116, 2099295928, 2110705145, 2624119910, 3377128232, 4221410290, 5248239820, 8442820580, 9709243667, 10496479640, 16885641160, 19418487334, 38836974668, 48546218335, 77673949336, 97092436670, 194184873340, 388369746680]

約数ペア:

[(1, 388369746680), (2, 194184873340), (4, 97092436670), (5, 77673949336), (8, 48546218335), (10, 38836974668), (20, 19418487334), (23, 16885641160), (37, 10496479640), (40, 9709243667), (46, 8442820580), (74, 5248239820), (92, 4221410290), (115, 3377128232), (148, 2624119910), (184, 2110705145), (185, 2099295928), (230, 1688564116), (296, 1312059955), (370, 1049647964), (460, 844282058), (740, 524823982), (851, 456368680), (920, 422141029), (1480, 262411991), (1702, 228184340), (3404, 114092170), (4255, 91273736), (6808, 57046085), (8510, 45636868), (17020, 22818434), (34040, 11409217)]