24813620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5023}}^1$

素因数の和:5064

約数の個数: 48

約数和(自身を含む): 59082240

約数和(自身を除く): 34268620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 5023, 10046, 20092, 25115, 50230, 65299, 95437, 100460, 130598, 190874, 261196, 326495, 381748, 477185, 652990, 954370, 1240681, 1305980, 1908740, 2481362, 4962724, 6203405, 12406810, 24813620]

約数ペア:

[(1, 24813620), (2, 12406810), (4, 6203405), (5, 4962724), (10, 2481362), (13, 1908740), (19, 1305980), (20, 1240681), (26, 954370), (38, 652990), (52, 477185), (65, 381748), (76, 326495), (95, 261196), (130, 190874), (190, 130598), (247, 100460), (260, 95437), (380, 65299), (494, 50230), (988, 25115), (1235, 20092), (2470, 10046), (4940, 5023)]