40862920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7681}}^1$

素因数の和:7718

約数の個数: 64

約数和(自身を含む): 110620800

約数和(自身を除く): 69757880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 7681, 15362, 30724, 38405, 53767, 61448, 76810, 107534, 145939, 153620, 215068, 268835, 291878, 307240, 430136, 537670, 583756, 729695, 1021573, 1075340, 1167512, 1459390, 2043146, 2150680, 2918780, 4086292, 5107865, 5837560, 8172584, 10215730, 20431460, 40862920]

約数ペア:

[(1, 40862920), (2, 20431460), (4, 10215730), (5, 8172584), (7, 5837560), (8, 5107865), (10, 4086292), (14, 2918780), (19, 2150680), (20, 2043146), (28, 1459390), (35, 1167512), (38, 1075340), (40, 1021573), (56, 729695), (70, 583756), (76, 537670), (95, 430136), (133, 307240), (140, 291878), (152, 268835), (190, 215068), (266, 153620), (280, 145939), (380, 107534), (532, 76810), (665, 61448), (760, 53767), (1064, 38405), (1330, 30724), (2660, 15362), (5320, 7681)]