4454220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1217}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 12686688

約数和(自身を除く): 8232468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1217, 1220, 1830, 2434, 3651, 3660, 4868, 6085, 7302, 12170, 14604, 18255, 24340, 36510, 73020, 74237, 148474, 222711, 296948, 371185, 445422, 742370, 890844, 1113555, 1484740, 2227110, 4454220]

約数ペア:

[(1, 4454220), (2, 2227110), (3, 1484740), (4, 1113555), (5, 890844), (6, 742370), (10, 445422), (12, 371185), (15, 296948), (20, 222711), (30, 148474), (60, 74237), (61, 73020), (122, 36510), (183, 24340), (244, 18255), (305, 14604), (366, 12170), (610, 7302), (732, 6085), (915, 4868), (1217, 3660), (1220, 3651), (1830, 2434)]