20377950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{1861}}^1$

素因数の和:1949

約数の個数: 48

約数和(自身を含む): 51257136

約数和(自身を除く): 30879186

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 73, 75, 146, 150, 219, 365, 438, 730, 1095, 1825, 1861, 2190, 3650, 3722, 5475, 5583, 9305, 10950, 11166, 18610, 27915, 46525, 55830, 93050, 135853, 139575, 271706, 279150, 407559, 679265, 815118, 1358530, 2037795, 3396325, 4075590, 6792650, 10188975, 20377950]

約数ペア:

[(1, 20377950), (2, 10188975), (3, 6792650), (5, 4075590), (6, 3396325), (10, 2037795), (15, 1358530), (25, 815118), (30, 679265), (50, 407559), (73, 279150), (75, 271706), (146, 139575), (150, 135853), (219, 93050), (365, 55830), (438, 46525), (730, 27915), (1095, 18610), (1825, 11166), (1861, 10950), (2190, 9305), (3650, 5583), (3722, 5475)]