23836520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 56678400

約数和(自身を除く): 32841880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 409, 470, 620, 818, 940, 1240, 1457, 1636, 1880, 2045, 2914, 3272, 4090, 5828, 7285, 8180, 11656, 12679, 14570, 16360, 19223, 25358, 29140, 38446, 50716, 58280, 63395, 76892, 96115, 101432, 126790, 153784, 192230, 253580, 384460, 507160, 595913, 768920, 1191826, 2383652, 2979565, 4767304, 5959130, 11918260, 23836520]

約数ペア:

[(1, 23836520), (2, 11918260), (4, 5959130), (5, 4767304), (8, 2979565), (10, 2383652), (20, 1191826), (31, 768920), (40, 595913), (47, 507160), (62, 384460), (94, 253580), (124, 192230), (155, 153784), (188, 126790), (235, 101432), (248, 96115), (310, 76892), (376, 63395), (409, 58280), (470, 50716), (620, 38446), (818, 29140), (940, 25358), (1240, 19223), (1457, 16360), (1636, 14570), (1880, 12679), (2045, 11656), (2914, 8180), (3272, 7285), (4090, 5828)]