4490650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 9151200

約数和(自身を除く): 4660550

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 145, 163, 190, 290, 326, 475, 551, 725, 815, 950, 1102, 1450, 1630, 2755, 3097, 4075, 4727, 5510, 6194, 8150, 9454, 13775, 15485, 23635, 27550, 30970, 47270, 77425, 89813, 118175, 154850, 179626, 236350, 449065, 898130, 2245325, 4490650]

約数ペア:

[(1, 4490650), (2, 2245325), (5, 898130), (10, 449065), (19, 236350), (25, 179626), (29, 154850), (38, 118175), (50, 89813), (58, 77425), (95, 47270), (145, 30970), (163, 27550), (190, 23635), (290, 15485), (326, 13775), (475, 9454), (551, 8150), (725, 6194), (815, 5510), (950, 4727), (1102, 4075), (1450, 3097), (1630, 2755)]