18244480

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{983}}^1$

素因数の和:1031

約数の個数: 64

約数和(自身を含む): 45165600

約数和(自身を除く): 26921120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 983, 1160, 1856, 1966, 2320, 3712, 3932, 4640, 4915, 7864, 9280, 9830, 15728, 18560, 19660, 28507, 31456, 39320, 57014, 62912, 78640, 114028, 125824, 142535, 157280, 228056, 285070, 314560, 456112, 570140, 629120, 912224, 1140280, 1824448, 2280560, 3648896, 4561120, 9122240, 18244480]

約数ペア:

[(1, 18244480), (2, 9122240), (4, 4561120), (5, 3648896), (8, 2280560), (10, 1824448), (16, 1140280), (20, 912224), (29, 629120), (32, 570140), (40, 456112), (58, 314560), (64, 285070), (80, 228056), (116, 157280), (128, 142535), (145, 125824), (160, 114028), (232, 78640), (290, 62912), (320, 57014), (464, 39320), (580, 31456), (640, 28507), (928, 19660), (983, 18560), (1160, 15728), (1856, 9830), (1966, 9280), (2320, 7864), (3712, 4915), (3932, 4640)]