2071720

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{151}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 5472000

約数和(自身を除く): 3400280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 151, 196, 245, 280, 302, 343, 392, 490, 604, 686, 755, 980, 1057, 1208, 1372, 1510, 1715, 1960, 2114, 2744, 3020, 3430, 4228, 5285, 6040, 6860, 7399, 8456, 10570, 13720, 14798, 21140, 29596, 36995, 42280, 51793, 59192, 73990, 103586, 147980, 207172, 258965, 295960, 414344, 517930, 1035860, 2071720]

約数ペア:

[(1, 2071720), (2, 1035860), (4, 517930), (5, 414344), (7, 295960), (8, 258965), (10, 207172), (14, 147980), (20, 103586), (28, 73990), (35, 59192), (40, 51793), (49, 42280), (56, 36995), (70, 29596), (98, 21140), (140, 14798), (151, 13720), (196, 10570), (245, 8456), (280, 7399), (302, 6860), (343, 6040), (392, 5285), (490, 4228), (604, 3430), (686, 3020), (755, 2744), (980, 2114), (1057, 1960), (1208, 1715), (1372, 1510)]