198054860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4871}}^1$

素因数の和:5006

約数の個数: 48

約数和(自身を含む): 441987840

約数和(自身を除く): 243932980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 2033, 2140, 4066, 4871, 8132, 9742, 10165, 19484, 20330, 24355, 40660, 48710, 92549, 97420, 185098, 370196, 462745, 521197, 925490, 1042394, 1850980, 2084788, 2605985, 5211970, 9902743, 10423940, 19805486, 39610972, 49513715, 99027430, 198054860]

約数ペア:

[(1, 198054860), (2, 99027430), (4, 49513715), (5, 39610972), (10, 19805486), (19, 10423940), (20, 9902743), (38, 5211970), (76, 2605985), (95, 2084788), (107, 1850980), (190, 1042394), (214, 925490), (380, 521197), (428, 462745), (535, 370196), (1070, 185098), (2033, 97420), (2140, 92549), (4066, 48710), (4871, 40660), (8132, 24355), (9742, 20330), (10165, 19484)]