2157857190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{59791}}^1$

素因数の和:60205

約数の個数: 48

約数和(自身を含む): 5624513856

約数和(自身を除く): 3466656666

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 401, 802, 1203, 2005, 2406, 3609, 4010, 6015, 7218, 12030, 18045, 36090, 59791, 119582, 179373, 298955, 358746, 538119, 597910, 896865, 1076238, 1793730, 2690595, 5381190, 23976191, 47952382, 71928573, 119880955, 143857146, 215785719, 239761910, 359642865, 431571438, 719285730, 1078928595, 2157857190]

約数ペア:

[(1, 2157857190), (2, 1078928595), (3, 719285730), (5, 431571438), (6, 359642865), (9, 239761910), (10, 215785719), (15, 143857146), (18, 119880955), (30, 71928573), (45, 47952382), (90, 23976191), (401, 5381190), (802, 2690595), (1203, 1793730), (2005, 1076238), (2406, 896865), (3609, 597910), (4010, 538119), (6015, 358746), (7218, 298955), (12030, 179373), (18045, 119582), (36090, 59791)]