2012899920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{204563}}^1$

素因数の和:204620

約数の個数: 80

約数和(自身を含む): 6392215872

約数和(自身を除く): 4379315952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 204563, 409126, 613689, 818252, 1022815, 1227378, 1636504, 2045630, 2454756, 3068445, 3273008, 4091260, 4909512, 6136890, 8182520, 8387083, 9819024, 12273780, 16365040, 16774166, 24547560, 25161249, 33548332, 41935415, 49095120, 50322498, 67096664, 83870830, 100644996, 125806245, 134193328, 167741660, 201289992, 251612490, 335483320, 402579984, 503224980, 670966640, 1006449960, 2012899920]

約数ペア:

[(1, 2012899920), (2, 1006449960), (3, 670966640), (4, 503224980), (5, 402579984), (6, 335483320), (8, 251612490), (10, 201289992), (12, 167741660), (15, 134193328), (16, 125806245), (20, 100644996), (24, 83870830), (30, 67096664), (40, 50322498), (41, 49095120), (48, 41935415), (60, 33548332), (80, 25161249), (82, 24547560), (120, 16774166), (123, 16365040), (164, 12273780), (205, 9819024), (240, 8387083), (246, 8182520), (328, 6136890), (410, 4909512), (492, 4091260), (615, 3273008), (656, 3068445), (820, 2454756), (984, 2045630), (1230, 1636504), (1640, 1227378), (1968, 1022815), (2460, 818252), (3280, 613689), (4920, 409126), (9840, 204563)]