42245840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{829}}^1$

素因数の和:869

約数の個数: 120

約数和(自身を含む): 123195240

約数和(自身を除く): 80949400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 829, 910, 980, 1040, 1274, 1456, 1658, 1820, 1960, 2548, 3185, 3316, 3640, 3920, 4145, 5096, 5803, 6370, 6632, 7280, 8290, 10192, 10777, 11606, 12740, 13264, 16580, 21554, 23212, 25480, 29015, 33160, 40621, 43108, 46424, 50960, 53885, 58030, 66320, 75439, 81242, 86216, 92848, 107770, 116060, 150878, 162484, 172432, 203105, 215540, 232120, 301756, 324968, 377195, 406210, 431080, 464240, 528073, 603512, 649936, 754390, 812420, 862160, 1056146, 1207024, 1508780, 1624840, 2112292, 2640365, 3017560, 3249680, 4224584, 5280730, 6035120, 8449168, 10561460, 21122920, 42245840]

約数ペア:

[(1, 42245840), (2, 21122920), (4, 10561460), (5, 8449168), (7, 6035120), (8, 5280730), (10, 4224584), (13, 3249680), (14, 3017560), (16, 2640365), (20, 2112292), (26, 1624840), (28, 1508780), (35, 1207024), (40, 1056146), (49, 862160), (52, 812420), (56, 754390), (65, 649936), (70, 603512), (80, 528073), (91, 464240), (98, 431080), (104, 406210), (112, 377195), (130, 324968), (140, 301756), (182, 232120), (196, 215540), (208, 203105), (245, 172432), (260, 162484), (280, 150878), (364, 116060), (392, 107770), (455, 92848), (490, 86216), (520, 81242), (560, 75439), (637, 66320), (728, 58030), (784, 53885), (829, 50960), (910, 46424), (980, 43108), (1040, 40621), (1274, 33160), (1456, 29015), (1658, 25480), (1820, 23212), (1960, 21554), (2548, 16580), (3185, 13264), (3316, 12740), (3640, 11606), (3920, 10777), (4145, 10192), (5096, 8290), (5803, 7280), (6370, 6632)]