7985970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1099

約数の個数: 48

約数和(自身を含む): 21017880

約数和(自身を除く): 13031910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 997, 1335, 1602, 1994, 2670, 2991, 4005, 4985, 5982, 8010, 8973, 9970, 14955, 17946, 29910, 44865, 88733, 89730, 177466, 266199, 443665, 532398, 798597, 887330, 1330995, 1597194, 2661990, 3992985, 7985970]

約数ペア:

[(1, 7985970), (2, 3992985), (3, 2661990), (5, 1597194), (6, 1330995), (9, 887330), (10, 798597), (15, 532398), (18, 443665), (30, 266199), (45, 177466), (89, 89730), (90, 88733), (178, 44865), (267, 29910), (445, 17946), (534, 14955), (801, 9970), (890, 8973), (997, 8010), (1335, 5982), (1602, 4985), (1994, 4005), (2670, 2991)]