393465640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{5987}}^1$

素因数の和:6082

約数の個数: 64

約数和(自身を含む): 931253760

約数和(自身を除く): 537788120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 310, 424, 530, 620, 1060, 1240, 1643, 2120, 3286, 5987, 6572, 8215, 11974, 13144, 16430, 23948, 29935, 32860, 47896, 59870, 65720, 119740, 185597, 239480, 317311, 371194, 634622, 742388, 927985, 1269244, 1484776, 1586555, 1855970, 2538488, 3173110, 3711940, 6346220, 7423880, 9836641, 12692440, 19673282, 39346564, 49183205, 78693128, 98366410, 196732820, 393465640]

約数ペア:

[(1, 393465640), (2, 196732820), (4, 98366410), (5, 78693128), (8, 49183205), (10, 39346564), (20, 19673282), (31, 12692440), (40, 9836641), (53, 7423880), (62, 6346220), (106, 3711940), (124, 3173110), (155, 2538488), (212, 1855970), (248, 1586555), (265, 1484776), (310, 1269244), (424, 927985), (530, 742388), (620, 634622), (1060, 371194), (1240, 317311), (1643, 239480), (2120, 185597), (3286, 119740), (5987, 65720), (6572, 59870), (8215, 47896), (11974, 32860), (13144, 29935), (16430, 23948)]