1777986520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{25127}}^1$

素因数の和:25228

約数の個数: 64

約数和(自身を含む): 4206427200

約数和(自身を除く): 2428440680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 61, 116, 122, 145, 232, 244, 290, 305, 488, 580, 610, 1160, 1220, 1769, 2440, 3538, 7076, 8845, 14152, 17690, 25127, 35380, 50254, 70760, 100508, 125635, 201016, 251270, 502540, 728683, 1005080, 1457366, 1532747, 2914732, 3065494, 3643415, 5829464, 6130988, 7286830, 7663735, 12261976, 14573660, 15327470, 29147320, 30654940, 44449663, 61309880, 88899326, 177798652, 222248315, 355597304, 444496630, 888993260, 1777986520]

約数ペア:

[(1, 1777986520), (2, 888993260), (4, 444496630), (5, 355597304), (8, 222248315), (10, 177798652), (20, 88899326), (29, 61309880), (40, 44449663), (58, 30654940), (61, 29147320), (116, 15327470), (122, 14573660), (145, 12261976), (232, 7663735), (244, 7286830), (290, 6130988), (305, 5829464), (488, 3643415), (580, 3065494), (610, 2914732), (1160, 1532747), (1220, 1457366), (1769, 1005080), (2440, 728683), (3538, 502540), (7076, 251270), (8845, 201016), (14152, 125635), (17690, 100508), (25127, 70760), (35380, 50254)]