39654160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{419}}^1$

素因数の和:465

約数の個数: 120

約数和(自身を含む): 114367680

約数和(自身を除く): 74713520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 182, 208, 260, 280, 338, 364, 419, 455, 520, 560, 676, 728, 838, 845, 910, 1040, 1183, 1352, 1456, 1676, 1690, 1820, 2095, 2366, 2704, 2933, 3352, 3380, 3640, 4190, 4732, 5447, 5866, 5915, 6704, 6760, 7280, 8380, 9464, 10894, 11732, 11830, 13520, 14665, 16760, 18928, 21788, 23464, 23660, 27235, 29330, 33520, 38129, 43576, 46928, 47320, 54470, 58660, 70811, 76258, 87152, 94640, 108940, 117320, 141622, 152516, 190645, 217880, 234640, 283244, 305032, 354055, 381290, 435760, 495677, 566488, 610064, 708110, 762580, 991354, 1132976, 1416220, 1525160, 1982708, 2478385, 2832440, 3050320, 3965416, 4956770, 5664880, 7930832, 9913540, 19827080, 39654160]

約数ペア:

[(1, 39654160), (2, 19827080), (4, 9913540), (5, 7930832), (7, 5664880), (8, 4956770), (10, 3965416), (13, 3050320), (14, 2832440), (16, 2478385), (20, 1982708), (26, 1525160), (28, 1416220), (35, 1132976), (40, 991354), (52, 762580), (56, 708110), (65, 610064), (70, 566488), (80, 495677), (91, 435760), (104, 381290), (112, 354055), (130, 305032), (140, 283244), (169, 234640), (182, 217880), (208, 190645), (260, 152516), (280, 141622), (338, 117320), (364, 108940), (419, 94640), (455, 87152), (520, 76258), (560, 70811), (676, 58660), (728, 54470), (838, 47320), (845, 46928), (910, 43576), (1040, 38129), (1183, 33520), (1352, 29330), (1456, 27235), (1676, 23660), (1690, 23464), (1820, 21788), (2095, 18928), (2366, 16760), (2704, 14665), (2933, 13520), (3352, 11830), (3380, 11732), (3640, 10894), (4190, 9464), (4732, 8380), (5447, 7280), (5866, 6760), (5915, 6704)]