28159710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 71884800

約数和(自身を除く): 43725090

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 127, 190, 254, 285, 381, 389, 570, 635, 762, 778, 1167, 1270, 1905, 1945, 2334, 2413, 3810, 3890, 4826, 5835, 7239, 7391, 11670, 12065, 14478, 14782, 22173, 24130, 36195, 36955, 44346, 49403, 72390, 73910, 98806, 110865, 148209, 221730, 247015, 296418, 494030, 741045, 938657, 1482090, 1877314, 2815971, 4693285, 5631942, 9386570, 14079855, 28159710]

約数ペア:

[(1, 28159710), (2, 14079855), (3, 9386570), (5, 5631942), (6, 4693285), (10, 2815971), (15, 1877314), (19, 1482090), (30, 938657), (38, 741045), (57, 494030), (95, 296418), (114, 247015), (127, 221730), (190, 148209), (254, 110865), (285, 98806), (381, 73910), (389, 72390), (570, 49403), (635, 44346), (762, 36955), (778, 36195), (1167, 24130), (1270, 22173), (1905, 14782), (1945, 14478), (2334, 12065), (2413, 11670), (3810, 7391), (3890, 7239), (4826, 5835)]