1569409220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{7703}}^1$

素因数の和:7940

約数の個数: 48

約数和(自身を含む): 3370284288

約数和(自身を除く): 1800875068

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 167, 244, 305, 334, 610, 668, 835, 1220, 1670, 3340, 7703, 10187, 15406, 20374, 30812, 38515, 40748, 50935, 77030, 101870, 154060, 203740, 469883, 939766, 1286401, 1879532, 2349415, 2572802, 4698830, 5145604, 6432005, 9397660, 12864010, 25728020, 78470461, 156940922, 313881844, 392352305, 784704610, 1569409220]

約数ペア:

[(1, 1569409220), (2, 784704610), (4, 392352305), (5, 313881844), (10, 156940922), (20, 78470461), (61, 25728020), (122, 12864010), (167, 9397660), (244, 6432005), (305, 5145604), (334, 4698830), (610, 2572802), (668, 2349415), (835, 1879532), (1220, 1286401), (1670, 939766), (3340, 469883), (7703, 203740), (10187, 154060), (15406, 101870), (20374, 77030), (30812, 50935), (38515, 40748)]