2881760

素因数分解:

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

素因数の和:136

約数の個数: 96

約数和(自身を含む): 8128512

約数和(自身を除く): 5246752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 83, 112, 124, 140, 155, 160, 166, 217, 224, 248, 280, 310, 332, 415, 434, 496, 560, 581, 620, 664, 830, 868, 992, 1085, 1120, 1162, 1240, 1328, 1660, 1736, 2170, 2324, 2480, 2573, 2656, 2905, 3320, 3472, 4340, 4648, 4960, 5146, 5810, 6640, 6944, 8680, 9296, 10292, 11620, 12865, 13280, 17360, 18011, 18592, 20584, 23240, 25730, 34720, 36022, 41168, 46480, 51460, 72044, 82336, 90055, 92960, 102920, 144088, 180110, 205840, 288176, 360220, 411680, 576352, 720440, 1440880, 2881760]

約数ペア:

[(1, 2881760), (2, 1440880), (4, 720440), (5, 576352), (7, 411680), (8, 360220), (10, 288176), (14, 205840), (16, 180110), (20, 144088), (28, 102920), (31, 92960), (32, 90055), (35, 82336), (40, 72044), (56, 51460), (62, 46480), (70, 41168), (80, 36022), (83, 34720), (112, 25730), (124, 23240), (140, 20584), (155, 18592), (160, 18011), (166, 17360), (217, 13280), (224, 12865), (248, 11620), (280, 10292), (310, 9296), (332, 8680), (415, 6944), (434, 6640), (496, 5810), (560, 5146), (581, 4960), (620, 4648), (664, 4340), (830, 3472), (868, 3320), (992, 2905), (1085, 2656), (1120, 2573), (1162, 2480), (1240, 2324), (1328, 2170), (1660, 1736)]