8935280

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1831}}^1$

素因数の和:1905

約数の個数: 40

約数和(自身を含む): 21126624

約数和(自身を除く): 12191344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1831, 2440, 3662, 4880, 7324, 9155, 14648, 18310, 29296, 36620, 73240, 111691, 146480, 223382, 446764, 558455, 893528, 1116910, 1787056, 2233820, 4467640, 8935280]

約数ペア:

[(1, 8935280), (2, 4467640), (4, 2233820), (5, 1787056), (8, 1116910), (10, 893528), (16, 558455), (20, 446764), (40, 223382), (61, 146480), (80, 111691), (122, 73240), (244, 36620), (305, 29296), (488, 18310), (610, 14648), (976, 9155), (1220, 7324), (1831, 4880), (2440, 3662)]