86831940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{111323}}^1$

素因数の和:111348

約数の個数: 48

約数和(自身を含む): 261834048

約数和(自身を除く): 175002108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 111323, 222646, 333969, 445292, 556615, 667938, 1113230, 1335876, 1447199, 1669845, 2226460, 2894398, 3339690, 4341597, 5788796, 6679380, 7235995, 8683194, 14471990, 17366388, 21707985, 28943980, 43415970, 86831940]

約数ペア:

[(1, 86831940), (2, 43415970), (3, 28943980), (4, 21707985), (5, 17366388), (6, 14471990), (10, 8683194), (12, 7235995), (13, 6679380), (15, 5788796), (20, 4341597), (26, 3339690), (30, 2894398), (39, 2226460), (52, 1669845), (60, 1447199), (65, 1335876), (78, 1113230), (130, 667938), (156, 556615), (195, 445292), (260, 333969), (390, 222646), (780, 111323)]