19299080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 46597680

約数和(自身を除く): 27298600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 101, 136, 170, 202, 281, 340, 404, 505, 562, 680, 808, 1010, 1124, 1405, 1717, 2020, 2248, 2810, 3434, 4040, 4777, 5620, 6868, 8585, 9554, 11240, 13736, 17170, 19108, 23885, 28381, 34340, 38216, 47770, 56762, 68680, 95540, 113524, 141905, 191080, 227048, 283810, 482477, 567620, 964954, 1135240, 1929908, 2412385, 3859816, 4824770, 9649540, 19299080]

約数ペア:

[(1, 19299080), (2, 9649540), (4, 4824770), (5, 3859816), (8, 2412385), (10, 1929908), (17, 1135240), (20, 964954), (34, 567620), (40, 482477), (68, 283810), (85, 227048), (101, 191080), (136, 141905), (170, 113524), (202, 95540), (281, 68680), (340, 56762), (404, 47770), (505, 38216), (562, 34340), (680, 28381), (808, 23885), (1010, 19108), (1124, 17170), (1405, 13736), (1717, 11240), (2020, 9554), (2248, 8585), (2810, 6868), (3434, 5620), (4040, 4777)]