9921230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 21150720

約数和(自身を除く): 11229490

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 47, 55, 94, 95, 101, 110, 190, 202, 209, 235, 418, 470, 505, 517, 893, 1010, 1034, 1045, 1111, 1786, 1919, 2090, 2222, 2585, 3838, 4465, 4747, 5170, 5555, 8930, 9494, 9595, 9823, 11110, 19190, 19646, 21109, 23735, 42218, 47470, 49115, 52217, 90193, 98230, 104434, 105545, 180386, 211090, 261085, 450965, 522170, 901930, 992123, 1984246, 4960615, 9921230]

約数ペア:

[(1, 9921230), (2, 4960615), (5, 1984246), (10, 992123), (11, 901930), (19, 522170), (22, 450965), (38, 261085), (47, 211090), (55, 180386), (94, 105545), (95, 104434), (101, 98230), (110, 90193), (190, 52217), (202, 49115), (209, 47470), (235, 42218), (418, 23735), (470, 21109), (505, 19646), (517, 19190), (893, 11110), (1010, 9823), (1034, 9595), (1045, 9494), (1111, 8930), (1786, 5555), (1919, 5170), (2090, 4747), (2222, 4465), (2585, 3838)]