39289580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{659}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 90478080

約数和(自身を除く): 51188500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 542, 659, 1084, 1318, 1355, 2636, 2710, 2981, 3295, 5420, 5962, 6590, 7249, 11924, 13180, 14498, 14905, 28996, 29810, 36245, 59620, 72490, 144980, 178589, 357178, 714356, 892945, 1785890, 1964479, 3571780, 3928958, 7857916, 9822395, 19644790, 39289580]

約数ペア:

[(1, 39289580), (2, 19644790), (4, 9822395), (5, 7857916), (10, 3928958), (11, 3571780), (20, 1964479), (22, 1785890), (44, 892945), (55, 714356), (110, 357178), (220, 178589), (271, 144980), (542, 72490), (659, 59620), (1084, 36245), (1318, 29810), (1355, 28996), (2636, 14905), (2710, 14498), (2981, 13180), (3295, 11924), (5420, 7249), (5962, 6590)]