2975960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 7408800

約数和(自身を除く): 4432840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 97, 104, 118, 130, 194, 236, 260, 295, 388, 472, 485, 520, 590, 767, 776, 970, 1180, 1261, 1534, 1940, 2360, 2522, 3068, 3835, 3880, 5044, 5723, 6136, 6305, 7670, 10088, 11446, 12610, 15340, 22892, 25220, 28615, 30680, 45784, 50440, 57230, 74399, 114460, 148798, 228920, 297596, 371995, 595192, 743990, 1487980, 2975960]

約数ペア:

[(1, 2975960), (2, 1487980), (4, 743990), (5, 595192), (8, 371995), (10, 297596), (13, 228920), (20, 148798), (26, 114460), (40, 74399), (52, 57230), (59, 50440), (65, 45784), (97, 30680), (104, 28615), (118, 25220), (130, 22892), (194, 15340), (236, 12610), (260, 11446), (295, 10088), (388, 7670), (472, 6305), (485, 6136), (520, 5723), (590, 5044), (767, 3880), (776, 3835), (970, 3068), (1180, 2522), (1261, 2360), (1534, 1940)]