107440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:109

約数の個数: 40

約数和(自身を含む): 267840

約数和(自身を除く): 160400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 85, 136, 158, 170, 272, 316, 340, 395, 632, 680, 790, 1264, 1343, 1360, 1580, 2686, 3160, 5372, 6320, 6715, 10744, 13430, 21488, 26860, 53720, 107440]

約数ペア:

[(1, 107440), (2, 53720), (4, 26860), (5, 21488), (8, 13430), (10, 10744), (16, 6715), (17, 6320), (20, 5372), (34, 3160), (40, 2686), (68, 1580), (79, 1360), (80, 1343), (85, 1264), (136, 790), (158, 680), (170, 632), (272, 395), (316, 340)]