838861540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{11953}}^1$

素因数の和:12013

約数の個数: 72

約数和(自身を含む): 2003251320

約数和(自身を除く): 1164389780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 121, 145, 220, 242, 290, 319, 484, 580, 605, 638, 1210, 1276, 1595, 2420, 3190, 3509, 6380, 7018, 11953, 14036, 17545, 23906, 35090, 47812, 59765, 70180, 119530, 131483, 239060, 262966, 346637, 525932, 657415, 693274, 1314830, 1386548, 1446313, 1733185, 2629660, 2892626, 3466370, 3813007, 5785252, 6932740, 7231565, 7626014, 14463130, 15252028, 19065035, 28926260, 38130070, 41943077, 76260140, 83886154, 167772308, 209715385, 419430770, 838861540]

約数ペア:

[(1, 838861540), (2, 419430770), (4, 209715385), (5, 167772308), (10, 83886154), (11, 76260140), (20, 41943077), (22, 38130070), (29, 28926260), (44, 19065035), (55, 15252028), (58, 14463130), (110, 7626014), (116, 7231565), (121, 6932740), (145, 5785252), (220, 3813007), (242, 3466370), (290, 2892626), (319, 2629660), (484, 1733185), (580, 1446313), (605, 1386548), (638, 1314830), (1210, 693274), (1276, 657415), (1595, 525932), (2420, 346637), (3190, 262966), (3509, 239060), (6380, 131483), (7018, 119530), (11953, 70180), (14036, 59765), (17545, 47812), (23906, 35090)]