40281976

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 97257600

約数和(自身を除く): 56975624

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 119, 131, 133, 136, 152, 238, 262, 266, 289, 323, 476, 524, 532, 578, 646, 917, 952, 1048, 1064, 1156, 1292, 1834, 2023, 2227, 2261, 2312, 2489, 2584, 3668, 4046, 4454, 4522, 4978, 5491, 7336, 8092, 8908, 9044, 9956, 10982, 15589, 16184, 17423, 17816, 18088, 19912, 21964, 31178, 34846, 37859, 38437, 42313, 43928, 62356, 69692, 75718, 76874, 84626, 124712, 139384, 151436, 153748, 169252, 265013, 296191, 302872, 307496, 338504, 530026, 592382, 719321, 1060052, 1184764, 1438642, 2120104, 2369528, 2877284, 5035247, 5754568, 10070494, 20140988, 40281976]

約数ペア:

[(1, 40281976), (2, 20140988), (4, 10070494), (7, 5754568), (8, 5035247), (14, 2877284), (17, 2369528), (19, 2120104), (28, 1438642), (34, 1184764), (38, 1060052), (56, 719321), (68, 592382), (76, 530026), (119, 338504), (131, 307496), (133, 302872), (136, 296191), (152, 265013), (238, 169252), (262, 153748), (266, 151436), (289, 139384), (323, 124712), (476, 84626), (524, 76874), (532, 75718), (578, 69692), (646, 62356), (917, 43928), (952, 42313), (1048, 38437), (1064, 37859), (1156, 34846), (1292, 31178), (1834, 21964), (2023, 19912), (2227, 18088), (2261, 17816), (2312, 17423), (2489, 16184), (2584, 15589), (3668, 10982), (4046, 9956), (4454, 9044), (4522, 8908), (4978, 8092), (5491, 7336)]