20954610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 58226688

約数和(自身を除く): 37272078

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 53, 69, 90, 106, 115, 138, 159, 191, 207, 230, 265, 318, 345, 382, 414, 477, 530, 573, 690, 795, 954, 955, 1035, 1146, 1219, 1590, 1719, 1910, 2070, 2385, 2438, 2865, 3438, 3657, 4393, 4770, 5730, 6095, 7314, 8595, 8786, 10123, 10971, 12190, 13179, 17190, 18285, 20246, 21942, 21965, 26358, 30369, 36570, 39537, 43930, 50615, 54855, 60738, 65895, 79074, 91107, 101230, 109710, 131790, 151845, 182214, 197685, 232829, 303690, 395370, 455535, 465658, 698487, 911070, 1164145, 1396974, 2095461, 2328290, 3492435, 4190922, 6984870, 10477305, 20954610]

約数ペア:

[(1, 20954610), (2, 10477305), (3, 6984870), (5, 4190922), (6, 3492435), (9, 2328290), (10, 2095461), (15, 1396974), (18, 1164145), (23, 911070), (30, 698487), (45, 465658), (46, 455535), (53, 395370), (69, 303690), (90, 232829), (106, 197685), (115, 182214), (138, 151845), (159, 131790), (191, 109710), (207, 101230), (230, 91107), (265, 79074), (318, 65895), (345, 60738), (382, 54855), (414, 50615), (477, 43930), (530, 39537), (573, 36570), (690, 30369), (795, 26358), (954, 21965), (955, 21942), (1035, 20246), (1146, 18285), (1219, 17190), (1590, 13179), (1719, 12190), (1910, 10971), (2070, 10123), (2385, 8786), (2438, 8595), (2865, 7314), (3438, 6095), (3657, 5730), (4393, 4770)]