40982620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 110315520

約数和(自身を除く): 69332900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 49, 62, 70, 71, 76, 95, 98, 124, 133, 140, 142, 155, 190, 196, 217, 245, 266, 284, 310, 355, 380, 434, 490, 497, 532, 589, 620, 665, 710, 868, 931, 980, 994, 1085, 1178, 1330, 1349, 1420, 1519, 1862, 1988, 2170, 2201, 2356, 2485, 2660, 2698, 2945, 3038, 3479, 3724, 4123, 4340, 4402, 4655, 4970, 5396, 5890, 6076, 6745, 6958, 7595, 8246, 8804, 9310, 9443, 9940, 11005, 11780, 13490, 13916, 15190, 15407, 16492, 17395, 18620, 18886, 20615, 22010, 26980, 28861, 30380, 30814, 34790, 37772, 41230, 41819, 44020, 47215, 57722, 61628, 66101, 69580, 77035, 82460, 83638, 94430, 107849, 115444, 132202, 144305, 154070, 167276, 188860, 209095, 215698, 264404, 288610, 292733, 308140, 330505, 418190, 431396, 539245, 577220, 585466, 661010, 836380, 1078490, 1170932, 1322020, 1463665, 2049131, 2156980, 2927330, 4098262, 5854660, 8196524, 10245655, 20491310, 40982620]

約数ペア:

[(1, 40982620), (2, 20491310), (4, 10245655), (5, 8196524), (7, 5854660), (10, 4098262), (14, 2927330), (19, 2156980), (20, 2049131), (28, 1463665), (31, 1322020), (35, 1170932), (38, 1078490), (49, 836380), (62, 661010), (70, 585466), (71, 577220), (76, 539245), (95, 431396), (98, 418190), (124, 330505), (133, 308140), (140, 292733), (142, 288610), (155, 264404), (190, 215698), (196, 209095), (217, 188860), (245, 167276), (266, 154070), (284, 144305), (310, 132202), (355, 115444), (380, 107849), (434, 94430), (490, 83638), (497, 82460), (532, 77035), (589, 69580), (620, 66101), (665, 61628), (710, 57722), (868, 47215), (931, 44020), (980, 41819), (994, 41230), (1085, 37772), (1178, 34790), (1330, 30814), (1349, 30380), (1420, 28861), (1519, 26980), (1862, 22010), (1988, 20615), (2170, 18886), (2201, 18620), (2356, 17395), (2485, 16492), (2660, 15407), (2698, 15190), (2945, 13916), (3038, 13490), (3479, 11780), (3724, 11005), (4123, 9940), (4340, 9443), (4402, 9310), (4655, 8804), (4970, 8246), (5396, 7595), (5890, 6958), (6076, 6745)]