39815860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1489}}^1$

素因数の和:1696

約数の個数: 48

約数和(自身を含む): 96122880

約数和(自身を除く): 56307020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1489, 1910, 2674, 2978, 3820, 5348, 5956, 6685, 7445, 10423, 13370, 14890, 20846, 26740, 29780, 41692, 52115, 104230, 208460, 284399, 568798, 1137596, 1421995, 1990793, 2843990, 3981586, 5687980, 7963172, 9953965, 19907930, 39815860]

約数ペア:

[(1, 39815860), (2, 19907930), (4, 9953965), (5, 7963172), (7, 5687980), (10, 3981586), (14, 2843990), (20, 1990793), (28, 1421995), (35, 1137596), (70, 568798), (140, 284399), (191, 208460), (382, 104230), (764, 52115), (955, 41692), (1337, 29780), (1489, 26740), (1910, 20846), (2674, 14890), (2978, 13370), (3820, 10423), (5348, 7445), (5956, 6685)]