18247040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{4073}}^1$

素因数の和:4099

約数の個数: 64

約数和(自身を含む): 49865760

約数和(自身を除く): 31618720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4073, 4480, 8146, 16292, 20365, 28511, 32584, 40730, 57022, 65168, 81460, 114044, 130336, 142555, 162920, 228088, 260672, 285110, 325840, 456176, 521344, 570220, 651680, 912352, 1140440, 1303360, 1824704, 2280880, 2606720, 3649408, 4561760, 9123520, 18247040]

約数ペア:

[(1, 18247040), (2, 9123520), (4, 4561760), (5, 3649408), (7, 2606720), (8, 2280880), (10, 1824704), (14, 1303360), (16, 1140440), (20, 912352), (28, 651680), (32, 570220), (35, 521344), (40, 456176), (56, 325840), (64, 285110), (70, 260672), (80, 228088), (112, 162920), (128, 142555), (140, 130336), (160, 114044), (224, 81460), (280, 65168), (320, 57022), (448, 40730), (560, 32584), (640, 28511), (896, 20365), (1120, 16292), (2240, 8146), (4073, 4480)]