40489280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9733}}^1$

素因数の和:9763

約数の個数: 56

約数和(自身を含む): 103842312

約数和(自身を除く): 63353032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 9733, 19466, 38932, 48665, 77864, 97330, 126529, 155728, 194660, 253058, 311456, 389320, 506116, 622912, 632645, 778640, 1012232, 1265290, 1557280, 2024464, 2530580, 3114560, 4048928, 5061160, 8097856, 10122320, 20244640, 40489280]

約数ペア:

[(1, 40489280), (2, 20244640), (4, 10122320), (5, 8097856), (8, 5061160), (10, 4048928), (13, 3114560), (16, 2530580), (20, 2024464), (26, 1557280), (32, 1265290), (40, 1012232), (52, 778640), (64, 632645), (65, 622912), (80, 506116), (104, 389320), (130, 311456), (160, 253058), (208, 194660), (260, 155728), (320, 126529), (416, 97330), (520, 77864), (832, 48665), (1040, 38932), (2080, 19466), (4160, 9733)]