888964880

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{140659}}^1$

素因数の和:140751

約数の個数: 40

約数和(自身を含む): 2093020800

約数和(自身を除く): 1204055920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 140659, 281318, 562636, 703295, 1125272, 1406590, 2250544, 2813180, 5626360, 11112061, 11252720, 22224122, 44448244, 55560305, 88896488, 111120610, 177792976, 222241220, 444482440, 888964880]

約数ペア:

[(1, 888964880), (2, 444482440), (4, 222241220), (5, 177792976), (8, 111120610), (10, 88896488), (16, 55560305), (20, 44448244), (40, 22224122), (79, 11252720), (80, 11112061), (158, 5626360), (316, 2813180), (395, 2250544), (632, 1406590), (790, 1125272), (1264, 703295), (1580, 562636), (3160, 281318), (6320, 140659)]