19616360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 47433600

約数和(自身を除く): 27817240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 487, 530, 760, 974, 1007, 1060, 1948, 2014, 2120, 2435, 3896, 4028, 4870, 5035, 8056, 9253, 9740, 10070, 18506, 19480, 20140, 25811, 37012, 40280, 46265, 51622, 74024, 92530, 103244, 129055, 185060, 206488, 258110, 370120, 490409, 516220, 980818, 1032440, 1961636, 2452045, 3923272, 4904090, 9808180, 19616360]

約数ペア:

[(1, 19616360), (2, 9808180), (4, 4904090), (5, 3923272), (8, 2452045), (10, 1961636), (19, 1032440), (20, 980818), (38, 516220), (40, 490409), (53, 370120), (76, 258110), (95, 206488), (106, 185060), (152, 129055), (190, 103244), (212, 92530), (265, 74024), (380, 51622), (424, 46265), (487, 40280), (530, 37012), (760, 25811), (974, 20140), (1007, 19480), (1060, 18506), (1948, 10070), (2014, 9740), (2120, 9253), (2435, 8056), (3896, 5035), (4028, 4870)]