12661220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 33022080

約数和(自身を除く): 20360860

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 130, 143, 190, 209, 220, 233, 247, 260, 286, 380, 418, 466, 494, 572, 715, 836, 932, 988, 1045, 1165, 1235, 1430, 2090, 2330, 2470, 2563, 2717, 2860, 3029, 4180, 4427, 4660, 4940, 5126, 5434, 6058, 8854, 10252, 10868, 12116, 12815, 13585, 15145, 17708, 22135, 25630, 27170, 30290, 33319, 44270, 48697, 51260, 54340, 57551, 60580, 66638, 88540, 97394, 115102, 133276, 166595, 194788, 230204, 243485, 287755, 333190, 486970, 575510, 633061, 666380, 973940, 1151020, 1266122, 2532244, 3165305, 6330610, 12661220]

約数ペア:

[(1, 12661220), (2, 6330610), (4, 3165305), (5, 2532244), (10, 1266122), (11, 1151020), (13, 973940), (19, 666380), (20, 633061), (22, 575510), (26, 486970), (38, 333190), (44, 287755), (52, 243485), (55, 230204), (65, 194788), (76, 166595), (95, 133276), (110, 115102), (130, 97394), (143, 88540), (190, 66638), (209, 60580), (220, 57551), (233, 54340), (247, 51260), (260, 48697), (286, 44270), (380, 33319), (418, 30290), (466, 27170), (494, 25630), (572, 22135), (715, 17708), (836, 15145), (932, 13585), (988, 12815), (1045, 12116), (1165, 10868), (1235, 10252), (1430, 8854), (2090, 6058), (2330, 5434), (2470, 5126), (2563, 4940), (2717, 4660), (2860, 4427), (3029, 4180)]