19944600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2557}}^1$

素因数の和:2589

約数の個数: 96

約数和(自身を含む): 66610320

約数和(自身を除く): 46665720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2557, 2600, 3900, 5114, 7671, 7800, 10228, 12785, 15342, 20456, 25570, 30684, 33241, 38355, 51140, 61368, 63925, 66482, 76710, 99723, 102280, 127850, 132964, 153420, 166205, 191775, 199446, 255700, 265928, 306840, 332410, 383550, 398892, 498615, 511400, 664820, 767100, 797784, 831025, 997230, 1329640, 1534200, 1662050, 1994460, 2493075, 3324100, 3988920, 4986150, 6648200, 9972300, 19944600]

約数ペア:

[(1, 19944600), (2, 9972300), (3, 6648200), (4, 4986150), (5, 3988920), (6, 3324100), (8, 2493075), (10, 1994460), (12, 1662050), (13, 1534200), (15, 1329640), (20, 997230), (24, 831025), (25, 797784), (26, 767100), (30, 664820), (39, 511400), (40, 498615), (50, 398892), (52, 383550), (60, 332410), (65, 306840), (75, 265928), (78, 255700), (100, 199446), (104, 191775), (120, 166205), (130, 153420), (150, 132964), (156, 127850), (195, 102280), (200, 99723), (260, 76710), (300, 66482), (312, 63925), (325, 61368), (390, 51140), (520, 38355), (600, 33241), (650, 30684), (780, 25570), (975, 20456), (1300, 15342), (1560, 12785), (1950, 10228), (2557, 7800), (2600, 7671), (3900, 5114)]