2253540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 6689088

約数和(自身を除く): 4435548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 71, 92, 115, 138, 142, 213, 230, 276, 284, 345, 355, 426, 460, 529, 690, 710, 852, 1058, 1065, 1380, 1420, 1587, 1633, 2116, 2130, 2645, 3174, 3266, 4260, 4899, 5290, 6348, 6532, 7935, 8165, 9798, 10580, 15870, 16330, 19596, 24495, 31740, 32660, 37559, 48990, 75118, 97980, 112677, 150236, 187795, 225354, 375590, 450708, 563385, 751180, 1126770, 2253540]

約数ペア:

[(1, 2253540), (2, 1126770), (3, 751180), (4, 563385), (5, 450708), (6, 375590), (10, 225354), (12, 187795), (15, 150236), (20, 112677), (23, 97980), (30, 75118), (46, 48990), (60, 37559), (69, 32660), (71, 31740), (92, 24495), (115, 19596), (138, 16330), (142, 15870), (213, 10580), (230, 9798), (276, 8165), (284, 7935), (345, 6532), (355, 6348), (426, 5290), (460, 4899), (529, 4260), (690, 3266), (710, 3174), (852, 2645), (1058, 2130), (1065, 2116), (1380, 1633), (1420, 1587)]