3882040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:152

約数の個数: 64

約数和(自身を含む): 9329760

約数和(自身を除く): 5447720

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 61, 74, 86, 122, 148, 172, 185, 215, 244, 296, 305, 344, 370, 430, 488, 610, 740, 860, 1220, 1480, 1591, 1720, 2257, 2440, 2623, 3182, 4514, 5246, 6364, 7955, 9028, 10492, 11285, 12728, 13115, 15910, 18056, 20984, 22570, 26230, 31820, 45140, 52460, 63640, 90280, 97051, 104920, 194102, 388204, 485255, 776408, 970510, 1941020, 3882040]

約数ペア:

[(1, 3882040), (2, 1941020), (4, 970510), (5, 776408), (8, 485255), (10, 388204), (20, 194102), (37, 104920), (40, 97051), (43, 90280), (61, 63640), (74, 52460), (86, 45140), (122, 31820), (148, 26230), (172, 22570), (185, 20984), (215, 18056), (244, 15910), (296, 13115), (305, 12728), (344, 11285), (370, 10492), (430, 9028), (488, 7955), (610, 6364), (740, 5246), (860, 4514), (1220, 3182), (1480, 2623), (1591, 2440), (1720, 2257)]