20572110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5861}}^1$

素因数の和:5890

約数の個数: 64

約数和(自身を含む): 59088960

約数和(自身を除く): 38516850

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 5861, 11722, 17583, 29305, 35166, 52749, 58610, 76193, 87915, 105498, 152386, 158247, 175830, 228579, 263745, 316494, 380965, 457158, 527490, 685737, 761930, 791235, 1142895, 1371474, 1582470, 2057211, 2285790, 3428685, 4114422, 6857370, 10286055, 20572110]

約数ペア:

[(1, 20572110), (2, 10286055), (3, 6857370), (5, 4114422), (6, 3428685), (9, 2285790), (10, 2057211), (13, 1582470), (15, 1371474), (18, 1142895), (26, 791235), (27, 761930), (30, 685737), (39, 527490), (45, 457158), (54, 380965), (65, 316494), (78, 263745), (90, 228579), (117, 175830), (130, 158247), (135, 152386), (195, 105498), (234, 87915), (270, 76193), (351, 58610), (390, 52749), (585, 35166), (702, 29305), (1170, 17583), (1755, 11722), (3510, 5861)]