34872140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 80142048

約数和(自身を除く): 45269908

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 43, 46, 82, 86, 92, 115, 164, 172, 205, 215, 230, 410, 430, 460, 820, 860, 943, 989, 1763, 1849, 1886, 1978, 3526, 3698, 3772, 3956, 4715, 4945, 7052, 7396, 8815, 9245, 9430, 9890, 17630, 18490, 18860, 19780, 35260, 36980, 40549, 42527, 75809, 81098, 85054, 151618, 162196, 170108, 202745, 212635, 303236, 379045, 405490, 425270, 758090, 810980, 850540, 1516180, 1743607, 3487214, 6974428, 8718035, 17436070, 34872140]

約数ペア:

[(1, 34872140), (2, 17436070), (4, 8718035), (5, 6974428), (10, 3487214), (20, 1743607), (23, 1516180), (41, 850540), (43, 810980), (46, 758090), (82, 425270), (86, 405490), (92, 379045), (115, 303236), (164, 212635), (172, 202745), (205, 170108), (215, 162196), (230, 151618), (410, 85054), (430, 81098), (460, 75809), (820, 42527), (860, 40549), (943, 36980), (989, 35260), (1763, 19780), (1849, 18860), (1886, 18490), (1978, 17630), (3526, 9890), (3698, 9430), (3772, 9245), (3956, 8815), (4715, 7396), (4945, 7052)]