20843580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 61669440

約数和(自身を除く): 40825860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 41, 60, 74, 82, 111, 123, 148, 164, 185, 205, 222, 229, 246, 370, 410, 444, 458, 492, 555, 615, 687, 740, 820, 916, 1110, 1145, 1230, 1374, 1517, 2220, 2290, 2460, 2748, 3034, 3435, 4551, 4580, 6068, 6870, 7585, 8473, 9102, 9389, 13740, 15170, 16946, 18204, 18778, 22755, 25419, 28167, 30340, 33892, 37556, 42365, 45510, 46945, 50838, 56334, 84730, 91020, 93890, 101676, 112668, 127095, 140835, 169460, 187780, 254190, 281670, 347393, 508380, 563340, 694786, 1042179, 1389572, 1736965, 2084358, 3473930, 4168716, 5210895, 6947860, 10421790, 20843580]

約数ペア:

[(1, 20843580), (2, 10421790), (3, 6947860), (4, 5210895), (5, 4168716), (6, 3473930), (10, 2084358), (12, 1736965), (15, 1389572), (20, 1042179), (30, 694786), (37, 563340), (41, 508380), (60, 347393), (74, 281670), (82, 254190), (111, 187780), (123, 169460), (148, 140835), (164, 127095), (185, 112668), (205, 101676), (222, 93890), (229, 91020), (246, 84730), (370, 56334), (410, 50838), (444, 46945), (458, 45510), (492, 42365), (555, 37556), (615, 33892), (687, 30340), (740, 28167), (820, 25419), (916, 22755), (1110, 18778), (1145, 18204), (1230, 16946), (1374, 15170), (1517, 13740), (2220, 9389), (2290, 9102), (2460, 8473), (2748, 7585), (3034, 6870), (3435, 6068), (4551, 4580)]