17995380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23071}}^1$

素因数の和:23096

約数の個数: 48

約数和(自身を含む): 54265344

約数和(自身を除く): 36269964

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, 23071, 46142, 69213, 92284, 115355, 138426, 230710, 276852, 299923, 346065, 461420, 599846, 692130, 899769, 1199692, 1384260, 1499615, 1799538, 2999230, 3599076, 4498845, 5998460, 8997690, 17995380]

約数ペア:

[(1, 17995380), (2, 8997690), (3, 5998460), (4, 4498845), (5, 3599076), (6, 2999230), (10, 1799538), (12, 1499615), (13, 1384260), (15, 1199692), (20, 899769), (26, 692130), (30, 599846), (39, 461420), (52, 346065), (60, 299923), (65, 276852), (78, 230710), (130, 138426), (156, 115355), (195, 92284), (260, 69213), (390, 46142), (780, 23071)]