7729540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 20772864

約数和(自身を除く): 13043324

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 137, 140, 155, 182, 217, 260, 274, 310, 364, 403, 434, 455, 548, 620, 685, 806, 868, 910, 959, 1085, 1370, 1612, 1781, 1820, 1918, 2015, 2170, 2740, 2821, 3562, 3836, 4030, 4247, 4340, 4795, 5642, 7124, 8060, 8494, 8905, 9590, 11284, 12467, 14105, 16988, 17810, 19180, 21235, 24934, 28210, 29729, 35620, 42470, 49868, 55211, 56420, 59458, 62335, 84940, 110422, 118916, 124670, 148645, 220844, 249340, 276055, 297290, 386477, 552110, 594580, 772954, 1104220, 1545908, 1932385, 3864770, 7729540]

約数ペア:

[(1, 7729540), (2, 3864770), (4, 1932385), (5, 1545908), (7, 1104220), (10, 772954), (13, 594580), (14, 552110), (20, 386477), (26, 297290), (28, 276055), (31, 249340), (35, 220844), (52, 148645), (62, 124670), (65, 118916), (70, 110422), (91, 84940), (124, 62335), (130, 59458), (137, 56420), (140, 55211), (155, 49868), (182, 42470), (217, 35620), (260, 29729), (274, 28210), (310, 24934), (364, 21235), (403, 19180), (434, 17810), (455, 16988), (548, 14105), (620, 12467), (685, 11284), (806, 9590), (868, 8905), (910, 8494), (959, 8060), (1085, 7124), (1370, 5642), (1612, 4795), (1781, 4340), (1820, 4247), (1918, 4030), (2015, 3836), (2170, 3562), (2740, 2821)]