1900691880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{39499}}^1$

素因数の和:39914

約数の個数: 64

約数和(自身を含む): 5716440000

約数和(自身を除く): 3815748120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 401, 802, 1203, 1604, 2005, 2406, 3208, 4010, 4812, 6015, 8020, 9624, 12030, 16040, 24060, 39499, 48120, 78998, 118497, 157996, 197495, 236994, 315992, 394990, 473988, 592485, 789980, 947976, 1184970, 1579960, 2369940, 4739880, 15839099, 31678198, 47517297, 63356396, 79195495, 95034594, 126712792, 158390990, 190069188, 237586485, 316781980, 380138376, 475172970, 633563960, 950345940, 1900691880]

約数ペア:

[(1, 1900691880), (2, 950345940), (3, 633563960), (4, 475172970), (5, 380138376), (6, 316781980), (8, 237586485), (10, 190069188), (12, 158390990), (15, 126712792), (20, 95034594), (24, 79195495), (30, 63356396), (40, 47517297), (60, 31678198), (120, 15839099), (401, 4739880), (802, 2369940), (1203, 1579960), (1604, 1184970), (2005, 947976), (2406, 789980), (3208, 592485), (4010, 473988), (4812, 394990), (6015, 315992), (8020, 236994), (9624, 197495), (12030, 157996), (16040, 118497), (24060, 78998), (39499, 48120)]