40556240

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3229}}^1$

素因数の和:3399

約数の個数: 40

約数和(自身を含む): 94923240

約数和(自身を除く): 54367000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 3229, 6280, 6458, 12560, 12916, 16145, 25832, 32290, 51664, 64580, 129160, 258320, 506953, 1013906, 2027812, 2534765, 4055624, 5069530, 8111248, 10139060, 20278120, 40556240]

約数ペア:

[(1, 40556240), (2, 20278120), (4, 10139060), (5, 8111248), (8, 5069530), (10, 4055624), (16, 2534765), (20, 2027812), (40, 1013906), (80, 506953), (157, 258320), (314, 129160), (628, 64580), (785, 51664), (1256, 32290), (1570, 25832), (2512, 16145), (3140, 12916), (3229, 12560), (6280, 6458)]