128173810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{11059}}^1$

素因数の和:11146

約数の個数: 32

約数和(自身を含む): 246859200

約数和(自身を除く): 118685390

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 2318, 5795, 11059, 11590, 22118, 55295, 110590, 210121, 420242, 674599, 1050605, 1349198, 2101210, 3372995, 6745990, 12817381, 25634762, 64086905, 128173810]

約数ペア:

[(1, 128173810), (2, 64086905), (5, 25634762), (10, 12817381), (19, 6745990), (38, 3372995), (61, 2101210), (95, 1349198), (122, 1050605), (190, 674599), (305, 420242), (610, 210121), (1159, 110590), (2318, 55295), (5795, 22118), (11059, 11590)]