4017640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 10316160

約数和(自身を除く): 6298520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 397, 440, 460, 506, 794, 920, 1012, 1265, 1588, 1985, 2024, 2530, 3176, 3970, 4367, 5060, 7940, 8734, 9131, 10120, 15880, 17468, 18262, 21835, 34936, 36524, 43670, 45655, 73048, 87340, 91310, 100441, 174680, 182620, 200882, 365240, 401764, 502205, 803528, 1004410, 2008820, 4017640]

約数ペア:

[(1, 4017640), (2, 2008820), (4, 1004410), (5, 803528), (8, 502205), (10, 401764), (11, 365240), (20, 200882), (22, 182620), (23, 174680), (40, 100441), (44, 91310), (46, 87340), (55, 73048), (88, 45655), (92, 43670), (110, 36524), (115, 34936), (184, 21835), (220, 18262), (230, 17468), (253, 15880), (397, 10120), (440, 9131), (460, 8734), (506, 7940), (794, 5060), (920, 4367), (1012, 3970), (1265, 3176), (1588, 2530), (1985, 2024)]