490019968

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{9791}}^1$

素因数の和:9845

約数の個数: 64

約数和(自身を含む): 1078686720

約数和(自身を除く): 588666752

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 128, 136, 184, 272, 368, 391, 544, 736, 782, 1088, 1472, 1564, 2176, 2944, 3128, 6256, 9791, 12512, 19582, 25024, 39164, 50048, 78328, 156656, 166447, 225193, 313312, 332894, 450386, 626624, 665788, 900772, 1253248, 1331576, 1801544, 2663152, 3603088, 3828281, 5326304, 7206176, 7656562, 10652608, 14412352, 15313124, 21305216, 28824704, 30626248, 61252496, 122504992, 245009984, 490019968]

約数ペア:

[(1, 490019968), (2, 245009984), (4, 122504992), (8, 61252496), (16, 30626248), (17, 28824704), (23, 21305216), (32, 15313124), (34, 14412352), (46, 10652608), (64, 7656562), (68, 7206176), (92, 5326304), (128, 3828281), (136, 3603088), (184, 2663152), (272, 1801544), (368, 1331576), (391, 1253248), (544, 900772), (736, 665788), (782, 626624), (1088, 450386), (1472, 332894), (1564, 313312), (2176, 225193), (2944, 166447), (3128, 156656), (6256, 78328), (9791, 50048), (12512, 39164), (19582, 25024)]