17449390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 36936000

約数和(自身を除く): 19486610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 149, 239, 245, 298, 478, 490, 745, 1043, 1195, 1490, 1673, 2086, 2390, 3346, 5215, 7301, 8365, 10430, 11711, 14602, 16730, 23422, 35611, 36505, 58555, 71222, 73010, 117110, 178055, 249277, 356110, 498554, 1246385, 1744939, 2492770, 3489878, 8724695, 17449390]

約数ペア:

[(1, 17449390), (2, 8724695), (5, 3489878), (7, 2492770), (10, 1744939), (14, 1246385), (35, 498554), (49, 356110), (70, 249277), (98, 178055), (149, 117110), (239, 73010), (245, 71222), (298, 58555), (478, 36505), (490, 35611), (745, 23422), (1043, 16730), (1195, 14602), (1490, 11711), (1673, 10430), (2086, 8365), (2390, 7301), (3346, 5215)]