20088200

素因数分解:

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

素因数の和:447

約数の個数: 96

約数和(自身を含む): 53300160

約数和(自身を除く): 33211960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 25, 40, 44, 46, 50, 55, 88, 92, 100, 110, 115, 184, 200, 220, 230, 253, 275, 397, 440, 460, 506, 550, 575, 794, 920, 1012, 1100, 1150, 1265, 1588, 1985, 2024, 2200, 2300, 2530, 3176, 3970, 4367, 4600, 5060, 6325, 7940, 8734, 9131, 9925, 10120, 12650, 15880, 17468, 18262, 19850, 21835, 25300, 34936, 36524, 39700, 43670, 45655, 50600, 73048, 79400, 87340, 91310, 100441, 109175, 174680, 182620, 200882, 218350, 228275, 365240, 401764, 436700, 456550, 502205, 803528, 873400, 913100, 1004410, 1826200, 2008820, 2511025, 4017640, 5022050, 10044100, 20088200]

約数ペア:

[(1, 20088200), (2, 10044100), (4, 5022050), (5, 4017640), (8, 2511025), (10, 2008820), (11, 1826200), (20, 1004410), (22, 913100), (23, 873400), (25, 803528), (40, 502205), (44, 456550), (46, 436700), (50, 401764), (55, 365240), (88, 228275), (92, 218350), (100, 200882), (110, 182620), (115, 174680), (184, 109175), (200, 100441), (220, 91310), (230, 87340), (253, 79400), (275, 73048), (397, 50600), (440, 45655), (460, 43670), (506, 39700), (550, 36524), (575, 34936), (794, 25300), (920, 21835), (1012, 19850), (1100, 18262), (1150, 17468), (1265, 15880), (1588, 12650), (1985, 10120), (2024, 9925), (2200, 9131), (2300, 8734), (2530, 7940), (3176, 6325), (3970, 5060), (4367, 4600)]