12310040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 30080160

約数和(自身を除く): 17770120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 421, 430, 680, 731, 842, 860, 1462, 1684, 1720, 2105, 2924, 3368, 3655, 4210, 5848, 7157, 7310, 8420, 14314, 14620, 16840, 18103, 28628, 29240, 35785, 36206, 57256, 71570, 72412, 90515, 143140, 144824, 181030, 286280, 307751, 362060, 615502, 724120, 1231004, 1538755, 2462008, 3077510, 6155020, 12310040]

約数ペア:

[(1, 12310040), (2, 6155020), (4, 3077510), (5, 2462008), (8, 1538755), (10, 1231004), (17, 724120), (20, 615502), (34, 362060), (40, 307751), (43, 286280), (68, 181030), (85, 144824), (86, 143140), (136, 90515), (170, 72412), (172, 71570), (215, 57256), (340, 36206), (344, 35785), (421, 29240), (430, 28628), (680, 18103), (731, 16840), (842, 14620), (860, 14314), (1462, 8420), (1684, 7310), (1720, 7157), (2105, 5848), (2924, 4210), (3368, 3655)]