28052010

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{6361}}^1$

素因数の和:6388

約数の個数: 72

約数和(自身を含む): 84856356

約数和(自身を除く): 56804346

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 6361, 12722, 19083, 31805, 38166, 44527, 57249, 63610, 89054, 95415, 114498, 133581, 190830, 222635, 267162, 286245, 311689, 400743, 445270, 572490, 623378, 667905, 801486, 935067, 1335810, 1558445, 1870134, 2003715, 2805201, 3116890, 4007430, 4675335, 5610402, 9350670, 14026005, 28052010]

約数ペア:

[(1, 28052010), (2, 14026005), (3, 9350670), (5, 5610402), (6, 4675335), (7, 4007430), (9, 3116890), (10, 2805201), (14, 2003715), (15, 1870134), (18, 1558445), (21, 1335810), (30, 935067), (35, 801486), (42, 667905), (45, 623378), (49, 572490), (63, 445270), (70, 400743), (90, 311689), (98, 286245), (105, 267162), (126, 222635), (147, 190830), (210, 133581), (245, 114498), (294, 95415), (315, 89054), (441, 63610), (490, 57249), (630, 44527), (735, 38166), (882, 31805), (1470, 19083), (2205, 12722), (4410, 6361)]