27579320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 64281600

約数和(自身を除く): 36702280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 89, 122, 127, 178, 244, 254, 305, 356, 445, 488, 508, 610, 635, 712, 890, 1016, 1220, 1270, 1780, 2440, 2540, 3560, 5080, 5429, 7747, 10858, 11303, 15494, 21716, 22606, 27145, 30988, 38735, 43432, 45212, 54290, 56515, 61976, 77470, 90424, 108580, 113030, 154940, 217160, 226060, 309880, 452120, 689483, 1378966, 2757932, 3447415, 5515864, 6894830, 13789660, 27579320]

約数ペア:

[(1, 27579320), (2, 13789660), (4, 6894830), (5, 5515864), (8, 3447415), (10, 2757932), (20, 1378966), (40, 689483), (61, 452120), (89, 309880), (122, 226060), (127, 217160), (178, 154940), (244, 113030), (254, 108580), (305, 90424), (356, 77470), (445, 61976), (488, 56515), (508, 54290), (610, 45212), (635, 43432), (712, 38735), (890, 30988), (1016, 27145), (1220, 22606), (1270, 21716), (1780, 15494), (2440, 11303), (2540, 10858), (3560, 7747), (5080, 5429)]