20620563000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{6873521}}^1$

素因数の和:6873545

約数の個数: 64

約数和(自身を含む): 64336165920

約数和(自身を除く): 43715602920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 6873521, 13747042, 20620563, 27494084, 34367605, 41241126, 54988168, 68735210, 82482252, 103102815, 137470420, 164964504, 171838025, 206205630, 274940840, 343676050, 412411260, 515514075, 687352100, 824822520, 859190125, 1031028150, 1374704200, 1718380250, 2062056300, 2577570375, 3436760500, 4124112600, 5155140750, 6873521000, 10310281500, 20620563000]

約数ペア:

[(1, 20620563000), (2, 10310281500), (3, 6873521000), (4, 5155140750), (5, 4124112600), (6, 3436760500), (8, 2577570375), (10, 2062056300), (12, 1718380250), (15, 1374704200), (20, 1031028150), (24, 859190125), (25, 824822520), (30, 687352100), (40, 515514075), (50, 412411260), (60, 343676050), (75, 274940840), (100, 206205630), (120, 171838025), (125, 164964504), (150, 137470420), (200, 103102815), (250, 82482252), (300, 68735210), (375, 54988168), (500, 41241126), (600, 34367605), (750, 27494084), (1000, 20620563), (1500, 13747042), (3000, 6873521)]