20141161280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{106861}}^1$

素因数の和:106928

約数の個数: 112

約数和(自身を含む): 52114460160

約数和(自身を除く): 31973298880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 320, 380, 496, 589, 608, 620, 760, 992, 1178, 1216, 1240, 1520, 1984, 2356, 2480, 2945, 3040, 4712, 4960, 5890, 6080, 9424, 9920, 11780, 18848, 23560, 37696, 47120, 94240, 106861, 188480, 213722, 427444, 534305, 854888, 1068610, 1709776, 2030359, 2137220, 3312691, 3419552, 4060718, 4274440, 6625382, 6839104, 8121436, 8548880, 10151795, 13250764, 16242872, 16563455, 17097760, 20303590, 26501528, 32485744, 33126910, 34195520, 40607180, 53003056, 62941129, 64971488, 66253820, 81214360, 106006112, 125882258, 129942976, 132507640, 162428720, 212012224, 251764516, 265015280, 314705645, 324857440, 503529032, 530030560, 629411290, 649714880, 1007058064, 1060061120, 1258822580, 2014116128, 2517645160, 4028232256, 5035290320, 10070580640, 20141161280]

約数ペア:

[(1, 20141161280), (2, 10070580640), (4, 5035290320), (5, 4028232256), (8, 2517645160), (10, 2014116128), (16, 1258822580), (19, 1060061120), (20, 1007058064), (31, 649714880), (32, 629411290), (38, 530030560), (40, 503529032), (62, 324857440), (64, 314705645), (76, 265015280), (80, 251764516), (95, 212012224), (124, 162428720), (152, 132507640), (155, 129942976), (160, 125882258), (190, 106006112), (248, 81214360), (304, 66253820), (310, 64971488), (320, 62941129), (380, 53003056), (496, 40607180), (589, 34195520), (608, 33126910), (620, 32485744), (760, 26501528), (992, 20303590), (1178, 17097760), (1216, 16563455), (1240, 16242872), (1520, 13250764), (1984, 10151795), (2356, 8548880), (2480, 8121436), (2945, 6839104), (3040, 6625382), (4712, 4274440), (4960, 4060718), (5890, 3419552), (6080, 3312691), (9424, 2137220), (9920, 2030359), (11780, 1709776), (18848, 1068610), (23560, 854888), (37696, 534305), (47120, 427444), (94240, 213722), (106861, 188480)]