7204400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 20665344

約数和(自身を除く): 13460944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 83, 100, 112, 124, 140, 155, 166, 175, 200, 217, 248, 280, 310, 332, 350, 400, 415, 434, 496, 560, 581, 620, 664, 700, 775, 830, 868, 1085, 1162, 1240, 1328, 1400, 1550, 1660, 1736, 2075, 2170, 2324, 2480, 2573, 2800, 2905, 3100, 3320, 3472, 4150, 4340, 4648, 5146, 5425, 5810, 6200, 6640, 8300, 8680, 9296, 10292, 10850, 11620, 12400, 12865, 14525, 16600, 17360, 18011, 20584, 21700, 23240, 25730, 29050, 33200, 36022, 41168, 43400, 46480, 51460, 58100, 64325, 72044, 86800, 90055, 102920, 116200, 128650, 144088, 180110, 205840, 232400, 257300, 288176, 360220, 450275, 514600, 720440, 900550, 1029200, 1440880, 1801100, 3602200, 7204400]

約数ペア:

[(1, 7204400), (2, 3602200), (4, 1801100), (5, 1440880), (7, 1029200), (8, 900550), (10, 720440), (14, 514600), (16, 450275), (20, 360220), (25, 288176), (28, 257300), (31, 232400), (35, 205840), (40, 180110), (50, 144088), (56, 128650), (62, 116200), (70, 102920), (80, 90055), (83, 86800), (100, 72044), (112, 64325), (124, 58100), (140, 51460), (155, 46480), (166, 43400), (175, 41168), (200, 36022), (217, 33200), (248, 29050), (280, 25730), (310, 23240), (332, 21700), (350, 20584), (400, 18011), (415, 17360), (434, 16600), (496, 14525), (560, 12865), (581, 12400), (620, 11620), (664, 10850), (700, 10292), (775, 9296), (830, 8680), (868, 8300), (1085, 6640), (1162, 6200), (1240, 5810), (1328, 5425), (1400, 5146), (1550, 4648), (1660, 4340), (1736, 4150), (2075, 3472), (2170, 3320), (2324, 3100), (2480, 2905), (2573, 2800)]