4649420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 10291008

約数和(自身を除く): 5641588

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 103, 122, 148, 185, 206, 244, 305, 370, 412, 515, 610, 740, 1030, 1220, 2060, 2257, 3811, 4514, 6283, 7622, 9028, 11285, 12566, 15244, 19055, 22570, 25132, 31415, 38110, 45140, 62830, 76220, 125660, 232471, 464942, 929884, 1162355, 2324710, 4649420]

約数ペア:

[(1, 4649420), (2, 2324710), (4, 1162355), (5, 929884), (10, 464942), (20, 232471), (37, 125660), (61, 76220), (74, 62830), (103, 45140), (122, 38110), (148, 31415), (185, 25132), (206, 22570), (244, 19055), (305, 15244), (370, 12566), (412, 11285), (515, 9028), (610, 7622), (740, 6283), (1030, 4514), (1220, 3811), (2060, 2257)]