8957240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3671}}^1$

素因数の和:3743

約数の個数: 32

約数和(自身を含む): 20489760

約数和(自身を除く): 11532520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3671, 7342, 14684, 18355, 29368, 36710, 73420, 146840, 223931, 447862, 895724, 1119655, 1791448, 2239310, 4478620, 8957240]

約数ペア:

[(1, 8957240), (2, 4478620), (4, 2239310), (5, 1791448), (8, 1119655), (10, 895724), (20, 447862), (40, 223931), (61, 146840), (122, 73420), (244, 36710), (305, 29368), (488, 18355), (610, 14684), (1220, 7342), (2440, 3671)]