4979940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 16257024

約数和(自身を除く): 11277084

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 167, 210, 213, 284, 334, 355, 420, 426, 497, 501, 668, 710, 835, 852, 994, 1002, 1065, 1169, 1420, 1491, 1670, 1988, 2004, 2130, 2338, 2485, 2505, 2982, 3340, 3507, 4260, 4676, 4970, 5010, 5845, 5964, 7014, 7455, 9940, 10020, 11690, 11857, 14028, 14910, 17535, 23380, 23714, 29820, 35070, 35571, 47428, 59285, 70140, 71142, 82999, 118570, 142284, 165998, 177855, 237140, 248997, 331996, 355710, 414995, 497994, 711420, 829990, 995988, 1244985, 1659980, 2489970, 4979940]

約数ペア:

[(1, 4979940), (2, 2489970), (3, 1659980), (4, 1244985), (5, 995988), (6, 829990), (7, 711420), (10, 497994), (12, 414995), (14, 355710), (15, 331996), (20, 248997), (21, 237140), (28, 177855), (30, 165998), (35, 142284), (42, 118570), (60, 82999), (70, 71142), (71, 70140), (84, 59285), (105, 47428), (140, 35571), (142, 35070), (167, 29820), (210, 23714), (213, 23380), (284, 17535), (334, 14910), (355, 14028), (420, 11857), (426, 11690), (497, 10020), (501, 9940), (668, 7455), (710, 7014), (835, 5964), (852, 5845), (994, 5010), (1002, 4970), (1065, 4676), (1169, 4260), (1420, 3507), (1491, 3340), (1670, 2982), (1988, 2505), (2004, 2485), (2130, 2338)]