12385040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 30855168

約数和(自身を除く): 18470128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 53, 80, 92, 106, 115, 127, 184, 212, 230, 254, 265, 368, 424, 460, 508, 530, 635, 848, 920, 1016, 1060, 1219, 1270, 1840, 2032, 2120, 2438, 2540, 2921, 4240, 4876, 5080, 5842, 6095, 6731, 9752, 10160, 11684, 12190, 13462, 14605, 19504, 23368, 24380, 26924, 29210, 33655, 46736, 48760, 53848, 58420, 67310, 97520, 107696, 116840, 134620, 154813, 233680, 269240, 309626, 538480, 619252, 774065, 1238504, 1548130, 2477008, 3096260, 6192520, 12385040]

約数ペア:

[(1, 12385040), (2, 6192520), (4, 3096260), (5, 2477008), (8, 1548130), (10, 1238504), (16, 774065), (20, 619252), (23, 538480), (40, 309626), (46, 269240), (53, 233680), (80, 154813), (92, 134620), (106, 116840), (115, 107696), (127, 97520), (184, 67310), (212, 58420), (230, 53848), (254, 48760), (265, 46736), (368, 33655), (424, 29210), (460, 26924), (508, 24380), (530, 23368), (635, 19504), (848, 14605), (920, 13462), (1016, 12190), (1060, 11684), (1219, 10160), (1270, 9752), (1840, 6731), (2032, 6095), (2120, 5842), (2438, 5080), (2540, 4876), (2921, 4240)]