2021330871260

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1\times {\mathrm{1321}}^1\times {\mathrm{2857}}^1$

素因数の和:4687

約数の個数: 96

約数和(自身を含む): 4328997509760

約数和(自身を除く): 2307666638500

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 439, 610, 878, 1220, 1321, 1756, 2195, 2642, 2857, 4390, 5284, 5714, 6605, 8780, 11428, 13210, 14285, 26420, 26779, 28570, 53558, 57140, 80581, 107116, 133895, 161162, 174277, 267790, 322324, 348554, 402905, 535580, 579919, 697108, 805810, 871385, 1159838, 1254223, 1611620, 1742770, 2319676, 2508446, 2899595, 3485540, 3774097, 5016892, 5799190, 6271115, 7548194, 11598380, 12542230, 15096388, 18870485, 25084460, 35375059, 37740970, 70750118, 75481940, 76507603, 141500236, 153015206, 176875295, 230219917, 306030412, 353750590, 382538015, 460439834, 707501180, 765076030, 920879668, 1151099585, 1530152060, 1656828583, 2302199170, 3313657166, 4604398340, 6627314332, 8284142915, 16568285830, 33136571660, 101066543563, 202133087126, 404266174252, 505332717815, 1010665435630, 2021330871260]

約数ペア:

[(1, 2021330871260), (2, 1010665435630), (4, 505332717815), (5, 404266174252), (10, 202133087126), (20, 101066543563), (61, 33136571660), (122, 16568285830), (244, 8284142915), (305, 6627314332), (439, 4604398340), (610, 3313657166), (878, 2302199170), (1220, 1656828583), (1321, 1530152060), (1756, 1151099585), (2195, 920879668), (2642, 765076030), (2857, 707501180), (4390, 460439834), (5284, 382538015), (5714, 353750590), (6605, 306030412), (8780, 230219917), (11428, 176875295), (13210, 153015206), (14285, 141500236), (26420, 76507603), (26779, 75481940), (28570, 70750118), (53558, 37740970), (57140, 35375059), (80581, 25084460), (107116, 18870485), (133895, 15096388), (161162, 12542230), (174277, 11598380), (267790, 7548194), (322324, 6271115), (348554, 5799190), (402905, 5016892), (535580, 3774097), (579919, 3485540), (697108, 2899595), (805810, 2508446), (871385, 2319676), (1159838, 1742770), (1254223, 1611620)]