12998720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{829}}^1$

素因数の和:860

約数の個数: 84

約数和(自身を含む): 36050220

約数和(自身を除く): 23051500

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 829, 980, 1120, 1568, 1658, 1960, 2240, 3136, 3316, 3920, 4145, 5803, 6632, 7840, 8290, 11606, 13264, 15680, 16580, 23212, 26528, 29015, 33160, 40621, 46424, 53056, 58030, 66320, 81242, 92848, 116060, 132640, 162484, 185696, 203105, 232120, 265280, 324968, 371392, 406210, 464240, 649936, 812420, 928480, 1299872, 1624840, 1856960, 2599744, 3249680, 6499360, 12998720]

約数ペア:

[(1, 12998720), (2, 6499360), (4, 3249680), (5, 2599744), (7, 1856960), (8, 1624840), (10, 1299872), (14, 928480), (16, 812420), (20, 649936), (28, 464240), (32, 406210), (35, 371392), (40, 324968), (49, 265280), (56, 232120), (64, 203105), (70, 185696), (80, 162484), (98, 132640), (112, 116060), (140, 92848), (160, 81242), (196, 66320), (224, 58030), (245, 53056), (280, 46424), (320, 40621), (392, 33160), (448, 29015), (490, 26528), (560, 23212), (784, 16580), (829, 15680), (980, 13264), (1120, 11606), (1568, 8290), (1658, 7840), (1960, 6632), (2240, 5803), (3136, 4145), (3316, 3920)]