4820220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 14894880

約数和(自身を除く): 10074660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 439, 549, 610, 732, 878, 915, 1098, 1220, 1317, 1756, 1830, 2195, 2196, 2634, 2745, 3660, 3951, 4390, 5268, 5490, 6585, 7902, 8780, 10980, 13170, 15804, 19755, 26340, 26779, 39510, 53558, 79020, 80337, 107116, 133895, 160674, 241011, 267790, 321348, 401685, 482022, 535580, 803370, 964044, 1205055, 1606740, 2410110, 4820220]

約数ペア:

[(1, 4820220), (2, 2410110), (3, 1606740), (4, 1205055), (5, 964044), (6, 803370), (9, 535580), (10, 482022), (12, 401685), (15, 321348), (18, 267790), (20, 241011), (30, 160674), (36, 133895), (45, 107116), (60, 80337), (61, 79020), (90, 53558), (122, 39510), (180, 26779), (183, 26340), (244, 19755), (305, 15804), (366, 13170), (439, 10980), (549, 8780), (610, 7902), (732, 6585), (878, 5490), (915, 5268), (1098, 4390), (1220, 3951), (1317, 3660), (1756, 2745), (1830, 2634), (2195, 2196)]