2038950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:238

約数の個数: 72

約数和(自身を含む): 5745168

約数和(自身を除く): 3706218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 69, 75, 90, 115, 138, 150, 197, 207, 225, 230, 345, 394, 414, 450, 575, 591, 690, 985, 1035, 1150, 1182, 1725, 1773, 1970, 2070, 2955, 3450, 3546, 4531, 4925, 5175, 5910, 8865, 9062, 9850, 10350, 13593, 14775, 17730, 22655, 27186, 29550, 40779, 44325, 45310, 67965, 81558, 88650, 113275, 135930, 203895, 226550, 339825, 407790, 679650, 1019475, 2038950]

約数ペア:

[(1, 2038950), (2, 1019475), (3, 679650), (5, 407790), (6, 339825), (9, 226550), (10, 203895), (15, 135930), (18, 113275), (23, 88650), (25, 81558), (30, 67965), (45, 45310), (46, 44325), (50, 40779), (69, 29550), (75, 27186), (90, 22655), (115, 17730), (138, 14775), (150, 13593), (197, 10350), (207, 9850), (225, 9062), (230, 8865), (345, 5910), (394, 5175), (414, 4925), (450, 4531), (575, 3546), (591, 3450), (690, 2955), (985, 2070), (1035, 1970), (1150, 1773), (1182, 1725)]