1086213320

素因数分解:

$2^3\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{12743}}^1$

素因数の和:14885

約数の個数: 32

約数和(自身を含む): 2445318720

約数和(自身を除く): 1359105400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2131, 4262, 8524, 10655, 12743, 17048, 21310, 25486, 42620, 50972, 63715, 85240, 101944, 127430, 254860, 509720, 27155333, 54310666, 108621332, 135776665, 217242664, 271553330, 543106660, 1086213320]

約数ペア:

[(1, 1086213320), (2, 543106660), (4, 271553330), (5, 217242664), (8, 135776665), (10, 108621332), (20, 54310666), (40, 27155333), (2131, 509720), (4262, 254860), (8524, 127430), (10655, 101944), (12743, 85240), (17048, 63715), (21310, 50972), (25486, 42620)]