2100051920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{2311}}^1$

素因数の和:2668

約数の個数: 80

約数和(自身を含む): 5033094528

約数和(自身を除く): 2933042608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 307, 370, 592, 614, 740, 1228, 1480, 1535, 2311, 2456, 2960, 3070, 4622, 4912, 6140, 9244, 11359, 11555, 12280, 18488, 22718, 23110, 24560, 36976, 45436, 46220, 56795, 85507, 90872, 92440, 113590, 171014, 181744, 184880, 227180, 342028, 427535, 454360, 684056, 709477, 855070, 908720, 1368112, 1418954, 1710140, 2837908, 3420280, 3547385, 5675816, 6840560, 7094770, 11351632, 14189540, 26250649, 28379080, 52501298, 56758160, 105002596, 131253245, 210005192, 262506490, 420010384, 525012980, 1050025960, 2100051920]

約数ペア:

[(1, 2100051920), (2, 1050025960), (4, 525012980), (5, 420010384), (8, 262506490), (10, 210005192), (16, 131253245), (20, 105002596), (37, 56758160), (40, 52501298), (74, 28379080), (80, 26250649), (148, 14189540), (185, 11351632), (296, 7094770), (307, 6840560), (370, 5675816), (592, 3547385), (614, 3420280), (740, 2837908), (1228, 1710140), (1480, 1418954), (1535, 1368112), (2311, 908720), (2456, 855070), (2960, 709477), (3070, 684056), (4622, 454360), (4912, 427535), (6140, 342028), (9244, 227180), (11359, 184880), (11555, 181744), (12280, 171014), (18488, 113590), (22718, 92440), (23110, 90872), (24560, 85507), (36976, 56795), (45436, 46220)]