1920589300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{2861}}^1$

素因数の和:3026

約数の個数: 108

約数和(自身を含む): 4885210764

約数和(自身を除く): 2964621464

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 137, 140, 175, 196, 245, 274, 350, 490, 548, 685, 700, 959, 980, 1225, 1370, 1918, 2450, 2740, 2861, 3425, 3836, 4795, 4900, 5722, 6713, 6850, 9590, 11444, 13426, 13700, 14305, 19180, 20027, 23975, 26852, 28610, 33565, 40054, 47950, 57220, 67130, 71525, 80108, 95900, 100135, 134260, 140189, 143050, 167825, 200270, 280378, 286100, 335650, 391957, 400540, 500675, 560756, 671300, 700945, 783914, 1001350, 1401890, 1567828, 1959785, 2002700, 2743699, 2803780, 3504725, 3919570, 5487398, 7009450, 7839140, 9798925, 10974796, 13718495, 14018900, 19205893, 19597850, 27436990, 38411786, 39195700, 54873980, 68592475, 76823572, 96029465, 137184950, 192058930, 274369900, 384117860, 480147325, 960294650, 1920589300]

約数ペア:

[(1, 1920589300), (2, 960294650), (4, 480147325), (5, 384117860), (7, 274369900), (10, 192058930), (14, 137184950), (20, 96029465), (25, 76823572), (28, 68592475), (35, 54873980), (49, 39195700), (50, 38411786), (70, 27436990), (98, 19597850), (100, 19205893), (137, 14018900), (140, 13718495), (175, 10974796), (196, 9798925), (245, 7839140), (274, 7009450), (350, 5487398), (490, 3919570), (548, 3504725), (685, 2803780), (700, 2743699), (959, 2002700), (980, 1959785), (1225, 1567828), (1370, 1401890), (1918, 1001350), (2450, 783914), (2740, 700945), (2861, 671300), (3425, 560756), (3836, 500675), (4795, 400540), (4900, 391957), (5722, 335650), (6713, 286100), (6850, 280378), (9590, 200270), (11444, 167825), (13426, 143050), (13700, 140189), (14305, 134260), (19180, 100135), (20027, 95900), (23975, 80108), (26852, 71525), (28610, 67130), (33565, 57220), (40054, 47950)]