379968004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{727}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 789064640

約数和(自身を除く): 409096636

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 76, 92, 247, 299, 437, 494, 529, 598, 727, 874, 988, 1058, 1196, 1454, 1748, 2116, 2908, 5681, 6877, 9451, 10051, 11362, 13754, 13813, 16721, 18902, 20102, 22724, 27508, 27626, 33442, 37804, 40204, 55252, 66884, 130663, 179569, 217373, 261326, 317699, 359138, 384583, 434746, 522652, 635398, 718276, 769166, 869492, 1270796, 1538332, 4130087, 4999579, 7307077, 8260174, 9999158, 14614154, 16520348, 19998316, 29228308, 94992001, 189984002, 379968004]

約数ペア:

[(1, 379968004), (2, 189984002), (4, 94992001), (13, 29228308), (19, 19998316), (23, 16520348), (26, 14614154), (38, 9999158), (46, 8260174), (52, 7307077), (76, 4999579), (92, 4130087), (247, 1538332), (299, 1270796), (437, 869492), (494, 769166), (529, 718276), (598, 635398), (727, 522652), (874, 434746), (988, 384583), (1058, 359138), (1196, 317699), (1454, 261326), (1748, 217373), (2116, 179569), (2908, 130663), (5681, 66884), (6877, 55252), (9451, 40204), (10051, 37804), (11362, 33442), (13754, 27626), (13813, 27508), (16721, 22724), (18902, 20102)]