30256820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1657}}^1$

素因数の和:1760

約数の個数: 48

約数和(自身を含む): 70193088

約数和(自身を除く): 39936268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 830, 913, 1657, 1660, 1826, 3314, 3652, 4565, 6628, 8285, 9130, 16570, 18227, 18260, 33140, 36454, 72908, 91135, 137531, 182270, 275062, 364540, 550124, 687655, 1375310, 1512841, 2750620, 3025682, 6051364, 7564205, 15128410, 30256820]

約数ペア:

[(1, 30256820), (2, 15128410), (4, 7564205), (5, 6051364), (10, 3025682), (11, 2750620), (20, 1512841), (22, 1375310), (44, 687655), (55, 550124), (83, 364540), (110, 275062), (166, 182270), (220, 137531), (332, 91135), (415, 72908), (830, 36454), (913, 33140), (1657, 18260), (1660, 18227), (1826, 16570), (3314, 9130), (3652, 8285), (4565, 6628)]