28289310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5857}}^1$

素因数の和:5897

約数の個数: 64

約数和(自身を含む): 80980992

約数和(自身を除く): 52691682

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4830, 5857, 11714, 17571, 29285, 35142, 40999, 58570, 81998, 87855, 122997, 134711, 175710, 204995, 245994, 269422, 404133, 409990, 614985, 673555, 808266, 942977, 1229970, 1347110, 1885954, 2020665, 2828931, 4041330, 4714885, 5657862, 9429770, 14144655, 28289310]

約数ペア:

[(1, 28289310), (2, 14144655), (3, 9429770), (5, 5657862), (6, 4714885), (7, 4041330), (10, 2828931), (14, 2020665), (15, 1885954), (21, 1347110), (23, 1229970), (30, 942977), (35, 808266), (42, 673555), (46, 614985), (69, 409990), (70, 404133), (105, 269422), (115, 245994), (138, 204995), (161, 175710), (210, 134711), (230, 122997), (322, 87855), (345, 81998), (483, 58570), (690, 40999), (805, 35142), (966, 29285), (1610, 17571), (2415, 11714), (4830, 5857)]