42724220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27743}}^1$

素因数の和:27770

約数の個数: 48

約数和(自身を含む): 111863808

約数和(自身を除く): 69139588

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 27743, 55486, 110972, 138715, 194201, 277430, 305173, 388402, 554860, 610346, 776804, 971005, 1220692, 1525865, 1942010, 2136211, 3051730, 3884020, 4272422, 6103460, 8544844, 10681055, 21362110, 42724220]

約数ペア:

[(1, 42724220), (2, 21362110), (4, 10681055), (5, 8544844), (7, 6103460), (10, 4272422), (11, 3884020), (14, 3051730), (20, 2136211), (22, 1942010), (28, 1525865), (35, 1220692), (44, 971005), (55, 776804), (70, 610346), (77, 554860), (110, 388402), (140, 305173), (154, 277430), (220, 194201), (308, 138715), (385, 110972), (770, 55486), (1540, 27743)]