19751450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1223}}^1$

素因数の和:1271

約数の個数: 48

約数和(自身を含む): 40979520

約数和(自身を除く): 21228070

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 170, 190, 323, 425, 475, 646, 850, 950, 1223, 1615, 2446, 3230, 6115, 8075, 12230, 16150, 20791, 23237, 30575, 41582, 46474, 61150, 103955, 116185, 207910, 232370, 395029, 519775, 580925, 790058, 1039550, 1161850, 1975145, 3950290, 9875725, 19751450]

約数ペア:

[(1, 19751450), (2, 9875725), (5, 3950290), (10, 1975145), (17, 1161850), (19, 1039550), (25, 790058), (34, 580925), (38, 519775), (50, 395029), (85, 232370), (95, 207910), (170, 116185), (190, 103955), (323, 61150), (425, 46474), (475, 41582), (646, 30575), (850, 23237), (950, 20791), (1223, 16150), (1615, 12230), (2446, 8075), (3230, 6115)]