1401948040

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1\times {\mathrm{457}}^1$

素因数の和:1022

約数の個数: 64

約数和(自身を含む): 3184162560

約数和(自身を除く): 1782214520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 283, 457, 542, 566, 914, 1084, 1132, 1355, 1415, 1828, 2168, 2264, 2285, 2710, 2830, 3656, 4570, 5420, 5660, 9140, 10840, 11320, 18280, 76693, 123847, 129331, 153386, 247694, 258662, 306772, 383465, 495388, 517324, 613544, 619235, 646655, 766930, 990776, 1034648, 1238470, 1293310, 1533860, 2476940, 2586620, 3067720, 4953880, 5173240, 35048701, 70097402, 140194804, 175243505, 280389608, 350487010, 700974020, 1401948040]

約数ペア:

[(1, 1401948040), (2, 700974020), (4, 350487010), (5, 280389608), (8, 175243505), (10, 140194804), (20, 70097402), (40, 35048701), (271, 5173240), (283, 4953880), (457, 3067720), (542, 2586620), (566, 2476940), (914, 1533860), (1084, 1293310), (1132, 1238470), (1355, 1034648), (1415, 990776), (1828, 766930), (2168, 646655), (2264, 619235), (2285, 613544), (2710, 517324), (2830, 495388), (3656, 383465), (4570, 306772), (5420, 258662), (5660, 247694), (9140, 153386), (10840, 129331), (11320, 123847), (18280, 76693)]