20179943320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{60761}}^1$

素因数の和:60833

約数の個数: 96

約数和(自身を含む): 50004695520

約数和(自身を除く): 29824752200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 361, 380, 437, 460, 722, 760, 874, 920, 1444, 1748, 1805, 2185, 2888, 3496, 3610, 4370, 7220, 8303, 8740, 14440, 16606, 17480, 33212, 41515, 60761, 66424, 83030, 121522, 166060, 243044, 303805, 332120, 486088, 607610, 1154459, 1215220, 1397503, 2308918, 2430440, 2795006, 4617836, 5590012, 5772295, 6987515, 9235672, 11180024, 11544590, 13975030, 21934721, 23089180, 26552557, 27950060, 43869442, 46178360, 53105114, 55900120, 87738884, 106210228, 109673605, 132762785, 175477768, 212420456, 219347210, 265525570, 438694420, 504498583, 531051140, 877388840, 1008997166, 1062102280, 2017994332, 2522492915, 4035988664, 5044985830, 10089971660, 20179943320]

約数ペア:

[(1, 20179943320), (2, 10089971660), (4, 5044985830), (5, 4035988664), (8, 2522492915), (10, 2017994332), (19, 1062102280), (20, 1008997166), (23, 877388840), (38, 531051140), (40, 504498583), (46, 438694420), (76, 265525570), (92, 219347210), (95, 212420456), (115, 175477768), (152, 132762785), (184, 109673605), (190, 106210228), (230, 87738884), (361, 55900120), (380, 53105114), (437, 46178360), (460, 43869442), (722, 27950060), (760, 26552557), (874, 23089180), (920, 21934721), (1444, 13975030), (1748, 11544590), (1805, 11180024), (2185, 9235672), (2888, 6987515), (3496, 5772295), (3610, 5590012), (4370, 4617836), (7220, 2795006), (8303, 2430440), (8740, 2308918), (14440, 1397503), (16606, 1215220), (17480, 1154459), (33212, 607610), (41515, 486088), (60761, 332120), (66424, 303805), (83030, 243044), (121522, 166060)]