1799621920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{2311}}^1$

素因数の和:2514

約数の個数: 96

約数和(自身を含む): 4418620416

約数和(自身を除く): 2618998496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 157, 160, 248, 310, 314, 496, 620, 628, 785, 992, 1240, 1256, 1570, 2311, 2480, 2512, 3140, 4622, 4867, 4960, 5024, 6280, 9244, 9734, 11555, 12560, 18488, 19468, 23110, 24335, 25120, 36976, 38936, 46220, 48670, 71641, 73952, 77872, 92440, 97340, 143282, 155744, 184880, 194680, 286564, 358205, 362827, 369760, 389360, 573128, 716410, 725654, 778720, 1146256, 1432820, 1451308, 1814135, 2292512, 2865640, 2902616, 3628270, 5731280, 5805232, 7256540, 11247637, 11462560, 11610464, 14513080, 22495274, 29026160, 44990548, 56238185, 58052320, 89981096, 112476370, 179962192, 224952740, 359924384, 449905480, 899810960, 1799621920]

約数ペア:

[(1, 1799621920), (2, 899810960), (4, 449905480), (5, 359924384), (8, 224952740), (10, 179962192), (16, 112476370), (20, 89981096), (31, 58052320), (32, 56238185), (40, 44990548), (62, 29026160), (80, 22495274), (124, 14513080), (155, 11610464), (157, 11462560), (160, 11247637), (248, 7256540), (310, 5805232), (314, 5731280), (496, 3628270), (620, 2902616), (628, 2865640), (785, 2292512), (992, 1814135), (1240, 1451308), (1256, 1432820), (1570, 1146256), (2311, 778720), (2480, 725654), (2512, 716410), (3140, 573128), (4622, 389360), (4867, 369760), (4960, 362827), (5024, 358205), (6280, 286564), (9244, 194680), (9734, 184880), (11555, 155744), (12560, 143282), (18488, 97340), (19468, 92440), (23110, 77872), (24335, 73952), (25120, 71641), (36976, 48670), (38936, 46220)]