23520280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{503}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 60963840

約数和(自身を除く): 37443560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 503, 668, 835, 1006, 1169, 1336, 1670, 2012, 2338, 2515, 3340, 3521, 4024, 4676, 5030, 5845, 6680, 7042, 9352, 10060, 11690, 14084, 17605, 20120, 23380, 28168, 35210, 46760, 70420, 84001, 140840, 168002, 336004, 420005, 588007, 672008, 840010, 1176014, 1680020, 2352028, 2940035, 3360040, 4704056, 5880070, 11760140, 23520280]

約数ペア:

[(1, 23520280), (2, 11760140), (4, 5880070), (5, 4704056), (7, 3360040), (8, 2940035), (10, 2352028), (14, 1680020), (20, 1176014), (28, 840010), (35, 672008), (40, 588007), (56, 420005), (70, 336004), (140, 168002), (167, 140840), (280, 84001), (334, 70420), (503, 46760), (668, 35210), (835, 28168), (1006, 23380), (1169, 20120), (1336, 17605), (1670, 14084), (2012, 11690), (2338, 10060), (2515, 9352), (3340, 7042), (3521, 6680), (4024, 5845), (4676, 5030)]