40448632

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 90316800

約数和(自身を除く): 49868168

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 79, 82, 158, 164, 223, 287, 316, 328, 446, 553, 574, 632, 892, 1106, 1148, 1561, 1784, 2212, 2296, 3122, 3239, 4424, 6244, 6478, 9143, 12488, 12956, 17617, 18286, 22673, 25912, 35234, 36572, 45346, 64001, 70468, 73144, 90692, 123319, 128002, 140936, 181384, 246638, 256004, 493276, 512008, 722297, 986552, 1444594, 2889188, 5056079, 5778376, 10112158, 20224316, 40448632]

約数ペア:

[(1, 40448632), (2, 20224316), (4, 10112158), (7, 5778376), (8, 5056079), (14, 2889188), (28, 1444594), (41, 986552), (56, 722297), (79, 512008), (82, 493276), (158, 256004), (164, 246638), (223, 181384), (287, 140936), (316, 128002), (328, 123319), (446, 90692), (553, 73144), (574, 70468), (632, 64001), (892, 45346), (1106, 36572), (1148, 35234), (1561, 25912), (1784, 22673), (2212, 18286), (2296, 17617), (3122, 12956), (3239, 12488), (4424, 9143), (6244, 6478)]