5147960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 12307680

約数和(自身を除く): 7159720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 73, 82, 86, 146, 164, 172, 205, 215, 292, 328, 344, 365, 410, 430, 584, 730, 820, 860, 1460, 1640, 1720, 1763, 2920, 2993, 3139, 3526, 5986, 6278, 7052, 8815, 11972, 12556, 14104, 14965, 15695, 17630, 23944, 25112, 29930, 31390, 35260, 59860, 62780, 70520, 119720, 125560, 128699, 257398, 514796, 643495, 1029592, 1286990, 2573980, 5147960]

約数ペア:

[(1, 5147960), (2, 2573980), (4, 1286990), (5, 1029592), (8, 643495), (10, 514796), (20, 257398), (40, 128699), (41, 125560), (43, 119720), (73, 70520), (82, 62780), (86, 59860), (146, 35260), (164, 31390), (172, 29930), (205, 25112), (215, 23944), (292, 17630), (328, 15695), (344, 14965), (365, 14104), (410, 12556), (430, 11972), (584, 8815), (730, 7052), (820, 6278), (860, 5986), (1460, 3526), (1640, 3139), (1720, 2993), (1763, 2920)]