28240550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1889}}^1$

素因数の和:1937

約数の個数: 48

約数和(自身を含む): 59058720

約数和(自身を除く): 30818170

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 230, 299, 325, 575, 598, 650, 1150, 1495, 1889, 2990, 3778, 7475, 9445, 14950, 18890, 24557, 43447, 47225, 49114, 86894, 94450, 122785, 217235, 245570, 434470, 564811, 613925, 1086175, 1129622, 1227850, 2172350, 2824055, 5648110, 14120275, 28240550]

約数ペア:

[(1, 28240550), (2, 14120275), (5, 5648110), (10, 2824055), (13, 2172350), (23, 1227850), (25, 1129622), (26, 1086175), (46, 613925), (50, 564811), (65, 434470), (115, 245570), (130, 217235), (230, 122785), (299, 94450), (325, 86894), (575, 49114), (598, 47225), (650, 43447), (1150, 24557), (1495, 18890), (1889, 14950), (2990, 9445), (3778, 7475)]