7220620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1427}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 17273088

約数和(自身を除く): 10052468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 1427, 2530, 2854, 5060, 5708, 7135, 14270, 15697, 28540, 31394, 32821, 62788, 65642, 78485, 131284, 156970, 164105, 313940, 328210, 361031, 656420, 722062, 1444124, 1805155, 3610310, 7220620]

約数ペア:

[(1, 7220620), (2, 3610310), (4, 1805155), (5, 1444124), (10, 722062), (11, 656420), (20, 361031), (22, 328210), (23, 313940), (44, 164105), (46, 156970), (55, 131284), (92, 78485), (110, 65642), (115, 62788), (220, 32821), (230, 31394), (253, 28540), (460, 15697), (506, 14270), (1012, 7135), (1265, 5708), (1427, 5060), (2530, 2854)]