1006460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 2681280

約数和(自身を除く): 1674820

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 79, 91, 98, 130, 140, 158, 182, 196, 245, 260, 316, 364, 395, 455, 490, 553, 637, 790, 910, 980, 1027, 1106, 1274, 1580, 1820, 2054, 2212, 2548, 2765, 3185, 3871, 4108, 5135, 5530, 6370, 7189, 7742, 10270, 11060, 12740, 14378, 15484, 19355, 20540, 28756, 35945, 38710, 50323, 71890, 77420, 100646, 143780, 201292, 251615, 503230, 1006460]

約数ペア:

[(1, 1006460), (2, 503230), (4, 251615), (5, 201292), (7, 143780), (10, 100646), (13, 77420), (14, 71890), (20, 50323), (26, 38710), (28, 35945), (35, 28756), (49, 20540), (52, 19355), (65, 15484), (70, 14378), (79, 12740), (91, 11060), (98, 10270), (130, 7742), (140, 7189), (158, 6370), (182, 5530), (196, 5135), (245, 4108), (260, 3871), (316, 3185), (364, 2765), (395, 2548), (455, 2212), (490, 2054), (553, 1820), (637, 1580), (790, 1274), (910, 1106), (980, 1027)]