28291010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 56766528

約数和(自身を除く): 28475518

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 121, 206, 227, 242, 454, 515, 605, 1030, 1133, 1135, 1210, 2266, 2270, 2497, 4994, 5665, 11330, 12463, 12485, 23381, 24926, 24970, 27467, 46762, 54934, 62315, 116905, 124630, 137335, 233810, 257191, 274670, 514382, 1285955, 2571910, 2829101, 5658202, 14145505, 28291010]

約数ペア:

[(1, 28291010), (2, 14145505), (5, 5658202), (10, 2829101), (11, 2571910), (22, 1285955), (55, 514382), (103, 274670), (110, 257191), (121, 233810), (206, 137335), (227, 124630), (242, 116905), (454, 62315), (515, 54934), (605, 46762), (1030, 27467), (1133, 24970), (1135, 24926), (1210, 23381), (2266, 12485), (2270, 12463), (2497, 11330), (4994, 5665)]