31598240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11617}}^1$

素因数の和:11649

約数の個数: 48

約数和(自身を含む): 79048872

約数和(自身を除く): 47450632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 11617, 23234, 46468, 58085, 92936, 116170, 185872, 197489, 232340, 371744, 394978, 464680, 789956, 929360, 987445, 1579912, 1858720, 1974890, 3159824, 3949780, 6319648, 7899560, 15799120, 31598240]

約数ペア:

[(1, 31598240), (2, 15799120), (4, 7899560), (5, 6319648), (8, 3949780), (10, 3159824), (16, 1974890), (17, 1858720), (20, 1579912), (32, 987445), (34, 929360), (40, 789956), (68, 464680), (80, 394978), (85, 371744), (136, 232340), (160, 197489), (170, 185872), (272, 116170), (340, 92936), (544, 58085), (680, 46468), (1360, 23234), (2720, 11617)]