18392960

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1039

約数の個数: 64

約数和(自身を含む): 45532800

約数和(自身を除く): 27139840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 991, 1160, 1856, 1982, 2320, 3712, 3964, 4640, 4955, 7928, 9280, 9910, 15856, 18560, 19820, 28739, 31712, 39640, 57478, 63424, 79280, 114956, 126848, 143695, 158560, 229912, 287390, 317120, 459824, 574780, 634240, 919648, 1149560, 1839296, 2299120, 3678592, 4598240, 9196480, 18392960]

約数ペア:

[(1, 18392960), (2, 9196480), (4, 4598240), (5, 3678592), (8, 2299120), (10, 1839296), (16, 1149560), (20, 919648), (29, 634240), (32, 574780), (40, 459824), (58, 317120), (64, 287390), (80, 229912), (116, 158560), (128, 143695), (145, 126848), (160, 114956), (232, 79280), (290, 63424), (320, 57478), (464, 39640), (580, 31712), (640, 28739), (928, 19820), (991, 18560), (1160, 15856), (1856, 9910), (1982, 9280), (2320, 7928), (3712, 4955), (3964, 4640)]