16706320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 42408000

約数和(自身を除く): 25701680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 379, 380, 464, 551, 580, 758, 760, 1102, 1160, 1516, 1520, 1895, 2204, 2320, 2755, 3032, 3790, 4408, 5510, 6064, 7201, 7580, 8816, 10991, 11020, 14402, 15160, 21982, 22040, 28804, 30320, 36005, 43964, 44080, 54955, 57608, 72010, 87928, 109910, 115216, 144020, 175856, 208829, 219820, 288040, 417658, 439640, 576080, 835316, 879280, 1044145, 1670632, 2088290, 3341264, 4176580, 8353160, 16706320]

約数ペア:

[(1, 16706320), (2, 8353160), (4, 4176580), (5, 3341264), (8, 2088290), (10, 1670632), (16, 1044145), (19, 879280), (20, 835316), (29, 576080), (38, 439640), (40, 417658), (58, 288040), (76, 219820), (80, 208829), (95, 175856), (116, 144020), (145, 115216), (152, 109910), (190, 87928), (232, 72010), (290, 57608), (304, 54955), (379, 44080), (380, 43964), (464, 36005), (551, 30320), (580, 28804), (758, 22040), (760, 21982), (1102, 15160), (1160, 14402), (1516, 11020), (1520, 10991), (1895, 8816), (2204, 7580), (2320, 7201), (2755, 6064), (3032, 5510), (3790, 4408)]