1964084360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3187}}^1$

素因数の和:3307

約数の個数: 128

約数和(自身を含む): 5288509440

約数和(自身を除く): 3324425080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 71, 124, 140, 142, 155, 217, 248, 280, 284, 310, 355, 434, 497, 568, 620, 710, 868, 994, 1085, 1240, 1420, 1736, 1988, 2170, 2201, 2485, 2840, 3187, 3976, 4340, 4402, 4970, 6374, 8680, 8804, 9940, 11005, 12748, 15407, 15935, 17608, 19880, 22010, 22309, 25496, 30814, 31870, 44020, 44618, 61628, 63740, 77035, 88040, 89236, 98797, 111545, 123256, 127480, 154070, 178472, 197594, 223090, 226277, 308140, 395188, 446180, 452554, 493985, 616280, 691579, 790376, 892360, 905108, 987970, 1131385, 1383158, 1583939, 1810216, 1975940, 2262770, 2766316, 3167878, 3457895, 3951880, 4525540, 5532632, 6335756, 6915790, 7014587, 7919695, 9051080, 12671512, 13831580, 14029174, 15839390, 27663160, 28058348, 31678780, 35072935, 49102109, 56116696, 63357560, 70145870, 98204218, 140291740, 196408436, 245510545, 280583480, 392816872, 491021090, 982042180, 1964084360]

約数ペア:

[(1, 1964084360), (2, 982042180), (4, 491021090), (5, 392816872), (7, 280583480), (8, 245510545), (10, 196408436), (14, 140291740), (20, 98204218), (28, 70145870), (31, 63357560), (35, 56116696), (40, 49102109), (56, 35072935), (62, 31678780), (70, 28058348), (71, 27663160), (124, 15839390), (140, 14029174), (142, 13831580), (155, 12671512), (217, 9051080), (248, 7919695), (280, 7014587), (284, 6915790), (310, 6335756), (355, 5532632), (434, 4525540), (497, 3951880), (568, 3457895), (620, 3167878), (710, 2766316), (868, 2262770), (994, 1975940), (1085, 1810216), (1240, 1583939), (1420, 1383158), (1736, 1131385), (1988, 987970), (2170, 905108), (2201, 892360), (2485, 790376), (2840, 691579), (3187, 616280), (3976, 493985), (4340, 452554), (4402, 446180), (4970, 395188), (6374, 308140), (8680, 226277), (8804, 223090), (9940, 197594), (11005, 178472), (12748, 154070), (15407, 127480), (15935, 123256), (17608, 111545), (19880, 98797), (22010, 89236), (22309, 88040), (25496, 77035), (30814, 63740), (31870, 61628), (44020, 44618)]