42711920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 104993280

約数和(自身を除く): 62281360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 139, 167, 184, 230, 278, 334, 368, 460, 556, 668, 695, 835, 920, 1112, 1336, 1390, 1670, 1840, 2224, 2672, 2780, 3197, 3340, 3841, 5560, 6394, 6680, 7682, 11120, 12788, 13360, 15364, 15985, 19205, 23213, 25576, 30728, 31970, 38410, 46426, 51152, 61456, 63940, 76820, 92852, 116065, 127880, 153640, 185704, 232130, 255760, 307280, 371408, 464260, 533899, 928520, 1067798, 1857040, 2135596, 2669495, 4271192, 5338990, 8542384, 10677980, 21355960, 42711920]

約数ペア:

[(1, 42711920), (2, 21355960), (4, 10677980), (5, 8542384), (8, 5338990), (10, 4271192), (16, 2669495), (20, 2135596), (23, 1857040), (40, 1067798), (46, 928520), (80, 533899), (92, 464260), (115, 371408), (139, 307280), (167, 255760), (184, 232130), (230, 185704), (278, 153640), (334, 127880), (368, 116065), (460, 92852), (556, 76820), (668, 63940), (695, 61456), (835, 51152), (920, 46426), (1112, 38410), (1336, 31970), (1390, 30728), (1670, 25576), (1840, 23213), (2224, 19205), (2672, 15985), (2780, 15364), (3197, 13360), (3340, 12788), (3841, 11120), (5560, 7682), (6394, 6680)]