881972960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{501121}}^1$

素因数の和:501147

約数の個数: 48

約数和(自身を含む): 2273089392

約数和(自身を除く): 1391116432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 501121, 1002242, 2004484, 2505605, 4008968, 5011210, 5512331, 8017936, 10022420, 11024662, 16035872, 20044840, 22049324, 27561655, 40089680, 44098648, 55123310, 80179360, 88197296, 110246620, 176394592, 220493240, 440986480, 881972960]

約数ペア:

[(1, 881972960), (2, 440986480), (4, 220493240), (5, 176394592), (8, 110246620), (10, 88197296), (11, 80179360), (16, 55123310), (20, 44098648), (22, 40089680), (32, 27561655), (40, 22049324), (44, 20044840), (55, 16035872), (80, 11024662), (88, 10022420), (110, 8017936), (160, 5512331), (176, 5011210), (220, 4008968), (352, 2505605), (440, 2004484), (880, 1002242), (1760, 501121)]