12021880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 29685600

約数和(自身を除く): 17663720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 379, 488, 520, 610, 758, 793, 1220, 1516, 1586, 1895, 2440, 3032, 3172, 3790, 3965, 4927, 6344, 7580, 7930, 9854, 15160, 15860, 19708, 23119, 24635, 31720, 39416, 46238, 49270, 92476, 98540, 115595, 184952, 197080, 231190, 300547, 462380, 601094, 924760, 1202188, 1502735, 2404376, 3005470, 6010940, 12021880]

約数ペア:

[(1, 12021880), (2, 6010940), (4, 3005470), (5, 2404376), (8, 1502735), (10, 1202188), (13, 924760), (20, 601094), (26, 462380), (40, 300547), (52, 231190), (61, 197080), (65, 184952), (104, 115595), (122, 98540), (130, 92476), (244, 49270), (260, 46238), (305, 39416), (379, 31720), (488, 24635), (520, 23119), (610, 19708), (758, 15860), (793, 15160), (1220, 9854), (1516, 7930), (1586, 7580), (1895, 6344), (2440, 4927), (3032, 3965), (3172, 3790)]