2600188520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{3209}}^1$

素因数の和:3698

約数の個数: 64

約数和(自身を含む): 5990630400

約数和(自身を除く): 3390441880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 431, 470, 862, 940, 1724, 1880, 2155, 3209, 3448, 4310, 6418, 8620, 12836, 16045, 17240, 20257, 25672, 32090, 40514, 64180, 81028, 101285, 128360, 150823, 162056, 202570, 301646, 405140, 603292, 754115, 810280, 1206584, 1383079, 1508230, 2766158, 3016460, 5532316, 6032920, 6915395, 11064632, 13830790, 27661580, 55323160, 65004713, 130009426, 260018852, 325023565, 520037704, 650047130, 1300094260, 2600188520]

約数ペア:

[(1, 2600188520), (2, 1300094260), (4, 650047130), (5, 520037704), (8, 325023565), (10, 260018852), (20, 130009426), (40, 65004713), (47, 55323160), (94, 27661580), (188, 13830790), (235, 11064632), (376, 6915395), (431, 6032920), (470, 5532316), (862, 3016460), (940, 2766158), (1724, 1508230), (1880, 1383079), (2155, 1206584), (3209, 810280), (3448, 754115), (4310, 603292), (6418, 405140), (8620, 301646), (12836, 202570), (16045, 162056), (17240, 150823), (20257, 128360), (25672, 101285), (32090, 81028), (40514, 64180)]