1640894616

素因数分解:

$2^3\times 3^2\times {\mathrm{1471}}^1\times {\mathrm{15493}}^1$

素因数の和:16976

約数の個数: 48

約数和(自身を含む): 4447397760

約数和(自身を除く): 2806503144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1471, 2942, 4413, 5884, 8826, 11768, 13239, 15493, 17652, 26478, 30986, 35304, 46479, 52956, 61972, 92958, 105912, 123944, 139437, 185916, 278874, 371832, 557748, 1115496, 22790203, 45580406, 68370609, 91160812, 136741218, 182321624, 205111827, 273482436, 410223654, 546964872, 820447308, 1640894616]

約数ペア:

[(1, 1640894616), (2, 820447308), (3, 546964872), (4, 410223654), (6, 273482436), (8, 205111827), (9, 182321624), (12, 136741218), (18, 91160812), (24, 68370609), (36, 45580406), (72, 22790203), (1471, 1115496), (2942, 557748), (4413, 371832), (5884, 278874), (8826, 185916), (11768, 139437), (13239, 123944), (15493, 105912), (17652, 92958), (26478, 61972), (30986, 52956), (35304, 46479)]