2103996490

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{353}}^1$

素因数の和:667

約数の個数: 64

約数和(自身を含む): 3966187680

約数和(自身を除く): 1862191190

約数列:

[1, 2, 5, 10, 37, 74, 89, 178, 181, 185, 353, 362, 370, 445, 706, 890, 905, 1765, 1810, 3293, 3530, 6586, 6697, 13061, 13394, 16109, 16465, 26122, 31417, 32218, 32930, 33485, 62834, 63893, 65305, 66970, 80545, 127786, 130610, 157085, 161090, 314170, 319465, 596033, 638930, 1162429, 1192066, 2324858, 2364041, 2980165, 4728082, 5686477, 5812145, 5960330, 11372954, 11624290, 11820205, 23640410, 28432385, 56864770, 210399649, 420799298, 1051998245, 2103996490]

約数ペア:

[(1, 2103996490), (2, 1051998245), (5, 420799298), (10, 210399649), (37, 56864770), (74, 28432385), (89, 23640410), (178, 11820205), (181, 11624290), (185, 11372954), (353, 5960330), (362, 5812145), (370, 5686477), (445, 4728082), (706, 2980165), (890, 2364041), (905, 2324858), (1765, 1192066), (1810, 1162429), (3293, 638930), (3530, 596033), (6586, 319465), (6697, 314170), (13061, 161090), (13394, 157085), (16109, 130610), (16465, 127786), (26122, 80545), (31417, 66970), (32218, 65305), (32930, 63893), (33485, 62834)]