202493240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2237}}^1$

素因数の和:2352

約数の個数: 64

約数和(自身を含む): 476962560

約数和(自身を除く): 274469320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 292, 310, 365, 584, 620, 730, 1240, 1460, 2237, 2263, 2920, 4474, 4526, 8948, 9052, 11185, 11315, 17896, 18104, 22370, 22630, 44740, 45260, 69347, 89480, 90520, 138694, 163301, 277388, 326602, 346735, 554776, 653204, 693470, 816505, 1306408, 1386940, 1633010, 2773880, 3266020, 5062331, 6532040, 10124662, 20249324, 25311655, 40498648, 50623310, 101246620, 202493240]

約数ペア:

[(1, 202493240), (2, 101246620), (4, 50623310), (5, 40498648), (8, 25311655), (10, 20249324), (20, 10124662), (31, 6532040), (40, 5062331), (62, 3266020), (73, 2773880), (124, 1633010), (146, 1386940), (155, 1306408), (248, 816505), (292, 693470), (310, 653204), (365, 554776), (584, 346735), (620, 326602), (730, 277388), (1240, 163301), (1460, 138694), (2237, 90520), (2263, 89480), (2920, 69347), (4474, 45260), (4526, 44740), (8948, 22630), (9052, 22370), (11185, 18104), (11315, 17896)]