30989220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8467}}^1$

素因数の和:8540

約数の個数: 48

約数和(自身を含む): 88202688

約数和(自身を除く): 57213468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 8467, 16934, 25401, 33868, 42335, 50802, 84670, 101604, 127005, 169340, 254010, 508020, 516487, 1032974, 1549461, 2065948, 2582435, 3098922, 5164870, 6197844, 7747305, 10329740, 15494610, 30989220]

約数ペア:

[(1, 30989220), (2, 15494610), (3, 10329740), (4, 7747305), (5, 6197844), (6, 5164870), (10, 3098922), (12, 2582435), (15, 2065948), (20, 1549461), (30, 1032974), (60, 516487), (61, 508020), (122, 254010), (183, 169340), (244, 127005), (305, 101604), (366, 84670), (610, 50802), (732, 42335), (915, 33868), (1220, 25401), (1830, 16934), (3660, 8467)]