28596590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 59719680

約数和(自身を除く): 31123090

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 89, 110, 115, 127, 178, 230, 253, 254, 445, 506, 635, 890, 979, 1265, 1270, 1397, 1958, 2047, 2530, 2794, 2921, 4094, 4895, 5842, 6985, 9790, 10235, 11303, 13970, 14605, 20470, 22517, 22606, 29210, 32131, 45034, 56515, 64262, 112585, 113030, 124333, 160655, 225170, 248666, 259969, 321310, 519938, 621665, 1243330, 1299845, 2599690, 2859659, 5719318, 14298295, 28596590]

約数ペア:

[(1, 28596590), (2, 14298295), (5, 5719318), (10, 2859659), (11, 2599690), (22, 1299845), (23, 1243330), (46, 621665), (55, 519938), (89, 321310), (110, 259969), (115, 248666), (127, 225170), (178, 160655), (230, 124333), (253, 113030), (254, 112585), (445, 64262), (506, 56515), (635, 45034), (890, 32131), (979, 29210), (1265, 22606), (1270, 22517), (1397, 20470), (1958, 14605), (2047, 13970), (2530, 11303), (2794, 10235), (2921, 9790), (4094, 6985), (4895, 5842)]