1296171940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{126827}}^1$

素因数の和:126916

約数の個数: 48

約数和(自身を含む): 3153451392

約数和(自身を除く): 1857279452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 126827, 253654, 507308, 634135, 887789, 1268270, 1775578, 2536540, 3551156, 4438945, 8877890, 9258371, 17755780, 18516742, 37033484, 46291855, 64808597, 92583710, 129617194, 185167420, 259234388, 324042985, 648085970, 1296171940]

約数ペア:

[(1, 1296171940), (2, 648085970), (4, 324042985), (5, 259234388), (7, 185167420), (10, 129617194), (14, 92583710), (20, 64808597), (28, 46291855), (35, 37033484), (70, 18516742), (73, 17755780), (140, 9258371), (146, 8877890), (292, 4438945), (365, 3551156), (511, 2536540), (730, 1775578), (1022, 1268270), (1460, 887789), (2044, 634135), (2555, 507308), (5110, 253654), (10220, 126827)]