503865440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{242243}}^1$

素因数の和:242271

約数の個数: 48

約数和(自身を含む): 1281955248

約数和(自身を除く): 778089808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 242243, 484486, 968972, 1211215, 1937944, 2422430, 3149159, 3875888, 4844860, 6298318, 7751776, 9689720, 12596636, 15745795, 19379440, 25193272, 31491590, 38758880, 50386544, 62983180, 100773088, 125966360, 251932720, 503865440]

約数ペア:

[(1, 503865440), (2, 251932720), (4, 125966360), (5, 100773088), (8, 62983180), (10, 50386544), (13, 38758880), (16, 31491590), (20, 25193272), (26, 19379440), (32, 15745795), (40, 12596636), (52, 9689720), (65, 7751776), (80, 6298318), (104, 4844860), (130, 3875888), (160, 3149159), (208, 2422430), (260, 1937944), (416, 1211215), (520, 968972), (1040, 484486), (2080, 242243)]