15690775780

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{601}}^1\times {\mathrm{8761}}^1$

素因数の和:9520

約数の個数: 48

約数和(自身を含む): 33230761200

約数和(自身を除く): 17539985420

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 601, 745, 1202, 1490, 2404, 2980, 3005, 6010, 8761, 12020, 17522, 35044, 43805, 87610, 89549, 175220, 179098, 358196, 447745, 895490, 1305389, 1790980, 2610778, 5221556, 5265361, 6526945, 10530722, 13053890, 21061444, 26107780, 26326805, 52653610, 105307220, 784538789, 1569077578, 3138155156, 3922693945, 7845387890, 15690775780]

約数ペア:

[(1, 15690775780), (2, 7845387890), (4, 3922693945), (5, 3138155156), (10, 1569077578), (20, 784538789), (149, 105307220), (298, 52653610), (596, 26326805), (601, 26107780), (745, 21061444), (1202, 13053890), (1490, 10530722), (2404, 6526945), (2980, 5265361), (3005, 5221556), (6010, 2610778), (8761, 1790980), (12020, 1305389), (17522, 895490), (35044, 447745), (43805, 358196), (87610, 179098), (89549, 175220)]