16642240

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:545

約数の個数: 56

約数和(自身を含む): 40032432

約数和(自身を除く): 23390192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 397, 524, 655, 794, 1048, 1310, 1588, 1985, 2096, 2620, 3176, 3970, 4192, 5240, 6352, 7940, 8384, 10480, 12704, 15880, 20960, 25408, 31760, 41920, 52007, 63520, 104014, 127040, 208028, 260035, 416056, 520070, 832112, 1040140, 1664224, 2080280, 3328448, 4160560, 8321120, 16642240]

約数ペア:

[(1, 16642240), (2, 8321120), (4, 4160560), (5, 3328448), (8, 2080280), (10, 1664224), (16, 1040140), (20, 832112), (32, 520070), (40, 416056), (64, 260035), (80, 208028), (131, 127040), (160, 104014), (262, 63520), (320, 52007), (397, 41920), (524, 31760), (655, 25408), (794, 20960), (1048, 15880), (1310, 12704), (1588, 10480), (1985, 8384), (2096, 7940), (2620, 6352), (3176, 5240), (3970, 4192)]