1558700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 4010160

約数和(自身を除く): 2451460

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 109, 110, 130, 143, 218, 220, 260, 275, 286, 325, 436, 545, 550, 572, 650, 715, 1090, 1100, 1199, 1300, 1417, 1430, 2180, 2398, 2725, 2834, 2860, 3575, 4796, 5450, 5668, 5995, 7085, 7150, 10900, 11990, 14170, 14300, 15587, 23980, 28340, 29975, 31174, 35425, 59950, 62348, 70850, 77935, 119900, 141700, 155870, 311740, 389675, 779350, 1558700]

約数ペア:

[(1, 1558700), (2, 779350), (4, 389675), (5, 311740), (10, 155870), (11, 141700), (13, 119900), (20, 77935), (22, 70850), (25, 62348), (26, 59950), (44, 35425), (50, 31174), (52, 29975), (55, 28340), (65, 23980), (100, 15587), (109, 14300), (110, 14170), (130, 11990), (143, 10900), (218, 7150), (220, 7085), (260, 5995), (275, 5668), (286, 5450), (325, 4796), (436, 3575), (545, 2860), (550, 2834), (572, 2725), (650, 2398), (715, 2180), (1090, 1430), (1100, 1417), (1199, 1300)]