19411560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7703}}^1$

素因数の和:7727

約数の個数: 96

約数和(自身を含む): 72109440

約数和(自身を除く): 52697880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7703, 15406, 23109, 30812, 38515, 46218, 53921, 61624, 69327, 77030, 92436, 107842, 115545, 138654, 154060, 161763, 184872, 215684, 231090, 269605, 277308, 308120, 323526, 346635, 431368, 462180, 485289, 539210, 554616, 647052, 693270, 808815, 924360, 970578, 1078420, 1294104, 1386540, 1617630, 1941156, 2156840, 2426445, 2773080, 3235260, 3882312, 4852890, 6470520, 9705780, 19411560]

約数ペア:

[(1, 19411560), (2, 9705780), (3, 6470520), (4, 4852890), (5, 3882312), (6, 3235260), (7, 2773080), (8, 2426445), (9, 2156840), (10, 1941156), (12, 1617630), (14, 1386540), (15, 1294104), (18, 1078420), (20, 970578), (21, 924360), (24, 808815), (28, 693270), (30, 647052), (35, 554616), (36, 539210), (40, 485289), (42, 462180), (45, 431368), (56, 346635), (60, 323526), (63, 308120), (70, 277308), (72, 269605), (84, 231090), (90, 215684), (105, 184872), (120, 161763), (126, 154060), (140, 138654), (168, 115545), (180, 107842), (210, 92436), (252, 77030), (280, 69327), (315, 61624), (360, 53921), (420, 46218), (504, 38515), (630, 30812), (840, 23109), (1260, 15406), (2520, 7703)]