19628460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:404

約数の個数: 96

約数和(自身を含む): 61716480

約数和(自身を除く): 42088020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 163, 180, 223, 270, 326, 446, 489, 540, 652, 669, 815, 892, 978, 1115, 1338, 1467, 1630, 1956, 2007, 2230, 2445, 2676, 2934, 3260, 3345, 4014, 4401, 4460, 4890, 5868, 6021, 6690, 7335, 8028, 8802, 9780, 10035, 12042, 13380, 14670, 17604, 20070, 22005, 24084, 29340, 30105, 36349, 40140, 44010, 60210, 72698, 88020, 109047, 120420, 145396, 181745, 218094, 327141, 363490, 436188, 545235, 654282, 726980, 981423, 1090470, 1308564, 1635705, 1962846, 2180940, 3271410, 3925692, 4907115, 6542820, 9814230, 19628460]

約数ペア:

[(1, 19628460), (2, 9814230), (3, 6542820), (4, 4907115), (5, 3925692), (6, 3271410), (9, 2180940), (10, 1962846), (12, 1635705), (15, 1308564), (18, 1090470), (20, 981423), (27, 726980), (30, 654282), (36, 545235), (45, 436188), (54, 363490), (60, 327141), (90, 218094), (108, 181745), (135, 145396), (163, 120420), (180, 109047), (223, 88020), (270, 72698), (326, 60210), (446, 44010), (489, 40140), (540, 36349), (652, 30105), (669, 29340), (815, 24084), (892, 22005), (978, 20070), (1115, 17604), (1338, 14670), (1467, 13380), (1630, 12042), (1956, 10035), (2007, 9780), (2230, 8802), (2445, 8028), (2676, 7335), (2934, 6690), (3260, 6021), (3345, 5868), (4014, 4890), (4401, 4460)]