40106720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 101606400

約数和(自身を除く): 61499680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 79, 80, 95, 152, 158, 160, 167, 190, 304, 316, 334, 380, 395, 608, 632, 668, 760, 790, 835, 1264, 1336, 1501, 1520, 1580, 1670, 2528, 2672, 3002, 3040, 3160, 3173, 3340, 5344, 6004, 6320, 6346, 6680, 7505, 12008, 12640, 12692, 13193, 13360, 15010, 15865, 24016, 25384, 26386, 26720, 30020, 31730, 48032, 50768, 52772, 60040, 63460, 65965, 101536, 105544, 120080, 126920, 131930, 211088, 240160, 250667, 253840, 263860, 422176, 501334, 507680, 527720, 1002668, 1055440, 1253335, 2005336, 2110880, 2506670, 4010672, 5013340, 8021344, 10026680, 20053360, 40106720]

約数ペア:

[(1, 40106720), (2, 20053360), (4, 10026680), (5, 8021344), (8, 5013340), (10, 4010672), (16, 2506670), (19, 2110880), (20, 2005336), (32, 1253335), (38, 1055440), (40, 1002668), (76, 527720), (79, 507680), (80, 501334), (95, 422176), (152, 263860), (158, 253840), (160, 250667), (167, 240160), (190, 211088), (304, 131930), (316, 126920), (334, 120080), (380, 105544), (395, 101536), (608, 65965), (632, 63460), (668, 60040), (760, 52772), (790, 50768), (835, 48032), (1264, 31730), (1336, 30020), (1501, 26720), (1520, 26386), (1580, 25384), (1670, 24016), (2528, 15865), (2672, 15010), (3002, 13360), (3040, 13193), (3160, 12692), (3173, 12640), (3340, 12008), (5344, 7505), (6004, 6680), (6320, 6346)]