18944200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 49104000

約数和(自身を除く): 30159800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 79, 88, 100, 109, 110, 158, 200, 218, 220, 275, 316, 395, 436, 440, 545, 550, 632, 790, 869, 872, 1090, 1100, 1199, 1580, 1738, 1975, 2180, 2200, 2398, 2725, 3160, 3476, 3950, 4345, 4360, 4796, 5450, 5995, 6952, 7900, 8611, 8690, 9592, 10900, 11990, 15800, 17222, 17380, 21725, 21800, 23980, 29975, 34444, 34760, 43055, 43450, 47960, 59950, 68888, 86110, 86900, 94721, 119900, 172220, 173800, 189442, 215275, 239800, 344440, 378884, 430550, 473605, 757768, 861100, 947210, 1722200, 1894420, 2368025, 3788840, 4736050, 9472100, 18944200]

約数ペア:

[(1, 18944200), (2, 9472100), (4, 4736050), (5, 3788840), (8, 2368025), (10, 1894420), (11, 1722200), (20, 947210), (22, 861100), (25, 757768), (40, 473605), (44, 430550), (50, 378884), (55, 344440), (79, 239800), (88, 215275), (100, 189442), (109, 173800), (110, 172220), (158, 119900), (200, 94721), (218, 86900), (220, 86110), (275, 68888), (316, 59950), (395, 47960), (436, 43450), (440, 43055), (545, 34760), (550, 34444), (632, 29975), (790, 23980), (869, 21800), (872, 21725), (1090, 17380), (1100, 17222), (1199, 15800), (1580, 11990), (1738, 10900), (1975, 9592), (2180, 8690), (2200, 8611), (2398, 7900), (2725, 6952), (3160, 5995), (3476, 5450), (3950, 4796), (4345, 4360)]