40974640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3851}}^1$

素因数の和:3890

約数の個数: 80

約数和(自身を含む): 114635520

約数和(自身を除く): 73660880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 3851, 5320, 7702, 10640, 15404, 19255, 26957, 30808, 38510, 53914, 61616, 73169, 77020, 107828, 134785, 146338, 154040, 215656, 269570, 292676, 308080, 365845, 431312, 512183, 539140, 585352, 731690, 1024366, 1078280, 1170704, 1463380, 2048732, 2156560, 2560915, 2926760, 4097464, 5121830, 5853520, 8194928, 10243660, 20487320, 40974640]

約数ペア:

[(1, 40974640), (2, 20487320), (4, 10243660), (5, 8194928), (7, 5853520), (8, 5121830), (10, 4097464), (14, 2926760), (16, 2560915), (19, 2156560), (20, 2048732), (28, 1463380), (35, 1170704), (38, 1078280), (40, 1024366), (56, 731690), (70, 585352), (76, 539140), (80, 512183), (95, 431312), (112, 365845), (133, 308080), (140, 292676), (152, 269570), (190, 215656), (266, 154040), (280, 146338), (304, 134785), (380, 107828), (532, 77020), (560, 73169), (665, 61616), (760, 53914), (1064, 38510), (1330, 30808), (1520, 26957), (2128, 19255), (2660, 15404), (3851, 10640), (5320, 7702)]