2011085576

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:750

約数の個数: 64

約数和(自身を含む): 3947961600

約数和(自身を除く): 1936876024

約数列:

[1, 2, 4, 8, 43, 61, 86, 122, 172, 239, 244, 344, 401, 478, 488, 802, 956, 1604, 1912, 2623, 3208, 5246, 10277, 10492, 14579, 17243, 20554, 20984, 24461, 29158, 34486, 41108, 48922, 58316, 68972, 82216, 95839, 97844, 116632, 137944, 191678, 195688, 383356, 626897, 766712, 1051823, 1253794, 2103646, 2507588, 4121077, 4207292, 5015176, 5846179, 8242154, 8414584, 11692358, 16484308, 23384716, 32968616, 46769432, 251385697, 502771394, 1005542788, 2011085576]

約数ペア:

[(1, 2011085576), (2, 1005542788), (4, 502771394), (8, 251385697), (43, 46769432), (61, 32968616), (86, 23384716), (122, 16484308), (172, 11692358), (239, 8414584), (244, 8242154), (344, 5846179), (401, 5015176), (478, 4207292), (488, 4121077), (802, 2507588), (956, 2103646), (1604, 1253794), (1912, 1051823), (2623, 766712), (3208, 626897), (5246, 383356), (10277, 195688), (10492, 191678), (14579, 137944), (17243, 116632), (20554, 97844), (20984, 95839), (24461, 82216), (29158, 68972), (34486, 58316), (41108, 48922)]