722923540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1\times {\mathrm{1951}}^1$

素因数の和:2248

約数の個数: 48

約数和(自身を含む): 1542610944

約数和(自身を除く): 819687404

約数列:

[1, 2, 4, 5, 10, 20, 97, 191, 194, 382, 388, 485, 764, 955, 970, 1910, 1940, 1951, 3820, 3902, 7804, 9755, 18527, 19510, 37054, 39020, 74108, 92635, 185270, 189247, 370540, 372641, 378494, 745282, 756988, 946235, 1490564, 1863205, 1892470, 3726410, 3784940, 7452820, 36146177, 72292354, 144584708, 180730885, 361461770, 722923540]

約数ペア:

[(1, 722923540), (2, 361461770), (4, 180730885), (5, 144584708), (10, 72292354), (20, 36146177), (97, 7452820), (191, 3784940), (194, 3726410), (382, 1892470), (388, 1863205), (485, 1490564), (764, 946235), (955, 756988), (970, 745282), (1910, 378494), (1940, 372641), (1951, 370540), (3820, 189247), (3902, 185270), (7804, 92635), (9755, 74108), (18527, 39020), (19510, 37054)]