40640340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52103}}^1$

素因数の和:52128

約数の個数: 48

約数和(自身を含む): 122548608

約数和(自身を除く): 81908268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 52103, 104206, 156309, 208412, 260515, 312618, 521030, 625236, 677339, 781545, 1042060, 1354678, 1563090, 2032017, 2709356, 3126180, 3386695, 4064034, 6773390, 8128068, 10160085, 13546780, 20320170, 40640340]

約数ペア:

[(1, 40640340), (2, 20320170), (3, 13546780), (4, 10160085), (5, 8128068), (6, 6773390), (10, 4064034), (12, 3386695), (13, 3126180), (15, 2709356), (20, 2032017), (26, 1563090), (30, 1354678), (39, 1042060), (52, 781545), (60, 677339), (65, 625236), (78, 521030), (130, 312618), (156, 260515), (195, 208412), (260, 156309), (390, 104206), (780, 52103)]