49383340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 106686720

約数和(自身を除く): 57303380

約数列:

[1, 2, 4, 5, 10, 20, 71, 83, 142, 166, 284, 332, 355, 415, 419, 710, 830, 838, 1420, 1660, 1676, 2095, 4190, 5893, 8380, 11786, 23572, 29465, 29749, 34777, 58930, 59498, 69554, 117860, 118996, 139108, 148745, 173885, 297490, 347770, 594980, 695540, 2469167, 4938334, 9876668, 12345835, 24691670, 49383340]

約数ペア:

[(1, 49383340), (2, 24691670), (4, 12345835), (5, 9876668), (10, 4938334), (20, 2469167), (71, 695540), (83, 594980), (142, 347770), (166, 297490), (284, 173885), (332, 148745), (355, 139108), (415, 118996), (419, 117860), (710, 69554), (830, 59498), (838, 58930), (1420, 34777), (1660, 29749), (1676, 29465), (2095, 23572), (4190, 11786), (5893, 8380)]