30941540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31573}}^1$

素因数の和:31596

約数の個数: 36

約数和(自身を含む): 75588156

約数和(自身を除く): 44646616

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 31573, 63146, 126292, 157865, 221011, 315730, 442022, 631460, 884044, 1105055, 1547077, 2210110, 3094154, 4420220, 6188308, 7735385, 15470770, 30941540]

約数ペア:

[(1, 30941540), (2, 15470770), (4, 7735385), (5, 6188308), (7, 4420220), (10, 3094154), (14, 2210110), (20, 1547077), (28, 1105055), (35, 884044), (49, 631460), (70, 442022), (98, 315730), (140, 221011), (196, 157865), (245, 126292), (490, 63146), (980, 31573)]