1388890594340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{7171799}}^1$

素因数の和:7172252

約数の個数: 48

約数和(自身を含む): 3050711596800

約数和(自身を除く): 1661821002460

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 421, 460, 842, 1684, 2105, 4210, 8420, 9683, 19366, 38732, 48415, 96830, 193660, 7171799, 14343598, 28687196, 35858995, 71717990, 143435980, 164951377, 329902754, 659805508, 824756885, 1649513770, 3019327379, 3299027540, 6038654758, 12077309516, 15096636895, 30193273790, 60386547580, 69444529717, 138889059434, 277778118868, 347222648585, 694445297170, 1388890594340]

約数ペア:

[(1, 1388890594340), (2, 694445297170), (4, 347222648585), (5, 277778118868), (10, 138889059434), (20, 69444529717), (23, 60386547580), (46, 30193273790), (92, 15096636895), (115, 12077309516), (230, 6038654758), (421, 3299027540), (460, 3019327379), (842, 1649513770), (1684, 824756885), (2105, 659805508), (4210, 329902754), (8420, 164951377), (9683, 143435980), (19366, 71717990), (38732, 35858995), (48415, 28687196), (96830, 14343598), (193660, 7171799)]