19990950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:342

約数の個数: 96

約数和(自身を含む): 57615360

約数和(自身を除く): 37624410

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 79, 105, 150, 158, 175, 210, 237, 241, 350, 395, 474, 482, 525, 553, 723, 790, 1050, 1106, 1185, 1205, 1446, 1659, 1687, 1975, 2370, 2410, 2765, 3318, 3374, 3615, 3950, 5061, 5530, 5925, 6025, 7230, 8295, 8435, 10122, 11850, 12050, 13825, 16590, 16870, 18075, 19039, 25305, 27650, 36150, 38078, 41475, 42175, 50610, 57117, 82950, 84350, 95195, 114234, 126525, 133273, 190390, 253050, 266546, 285585, 399819, 475975, 571170, 666365, 799638, 951950, 1332730, 1427925, 1999095, 2855850, 3331825, 3998190, 6663650, 9995475, 19990950]

約数ペア:

[(1, 19990950), (2, 9995475), (3, 6663650), (5, 3998190), (6, 3331825), (7, 2855850), (10, 1999095), (14, 1427925), (15, 1332730), (21, 951950), (25, 799638), (30, 666365), (35, 571170), (42, 475975), (50, 399819), (70, 285585), (75, 266546), (79, 253050), (105, 190390), (150, 133273), (158, 126525), (175, 114234), (210, 95195), (237, 84350), (241, 82950), (350, 57117), (395, 50610), (474, 42175), (482, 41475), (525, 38078), (553, 36150), (723, 27650), (790, 25305), (1050, 19039), (1106, 18075), (1185, 16870), (1205, 16590), (1446, 13825), (1659, 12050), (1687, 11850), (1975, 10122), (2370, 8435), (2410, 8295), (2765, 7230), (3318, 6025), (3374, 5925), (3615, 5530), (3950, 5061)]