10989500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:759

約数の個数: 48

約数和(自身を含む): 24810240

約数和(自身を除く): 13820740

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 500, 620, 709, 775, 1418, 1550, 2836, 3100, 3545, 3875, 7090, 7750, 14180, 15500, 17725, 21979, 35450, 43958, 70900, 87916, 88625, 109895, 177250, 219790, 354500, 439580, 549475, 1098950, 2197900, 2747375, 5494750, 10989500]

約数ペア:

[(1, 10989500), (2, 5494750), (4, 2747375), (5, 2197900), (10, 1098950), (20, 549475), (25, 439580), (31, 354500), (50, 219790), (62, 177250), (100, 109895), (124, 88625), (125, 87916), (155, 70900), (250, 43958), (310, 35450), (500, 21979), (620, 17725), (709, 15500), (775, 14180), (1418, 7750), (1550, 7090), (2836, 3875), (3100, 3545)]