39146240

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 113908032

約数和(自身を除く): 74761792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 257, 272, 280, 320, 340, 448, 476, 514, 544, 560, 595, 640, 680, 896, 952, 1028, 1088, 1120, 1190, 1280, 1285, 1360, 1792, 1799, 1904, 2056, 2176, 2240, 2380, 2570, 2720, 3598, 3808, 4112, 4352, 4369, 4480, 4760, 5140, 5440, 7196, 7616, 8224, 8738, 8960, 8995, 9520, 10280, 10880, 14392, 15232, 16448, 17476, 17990, 19040, 20560, 21760, 21845, 28784, 30464, 30583, 32896, 34952, 35980, 38080, 41120, 43690, 57568, 61166, 65792, 69904, 71960, 76160, 82240, 87380, 115136, 122332, 139808, 143920, 152320, 152915, 164480, 174760, 230272, 244664, 279616, 287840, 305830, 328960, 349520, 460544, 489328, 559232, 575680, 611660, 699040, 978656, 1118464, 1151360, 1223320, 1398080, 1957312, 2302720, 2446640, 2796160, 3914624, 4893280, 5592320, 7829248, 9786560, 19573120, 39146240]

約数ペア:

[(1, 39146240), (2, 19573120), (4, 9786560), (5, 7829248), (7, 5592320), (8, 4893280), (10, 3914624), (14, 2796160), (16, 2446640), (17, 2302720), (20, 1957312), (28, 1398080), (32, 1223320), (34, 1151360), (35, 1118464), (40, 978656), (56, 699040), (64, 611660), (68, 575680), (70, 559232), (80, 489328), (85, 460544), (112, 349520), (119, 328960), (128, 305830), (136, 287840), (140, 279616), (160, 244664), (170, 230272), (224, 174760), (238, 164480), (256, 152915), (257, 152320), (272, 143920), (280, 139808), (320, 122332), (340, 115136), (448, 87380), (476, 82240), (514, 76160), (544, 71960), (560, 69904), (595, 65792), (640, 61166), (680, 57568), (896, 43690), (952, 41120), (1028, 38080), (1088, 35980), (1120, 34952), (1190, 32896), (1280, 30583), (1285, 30464), (1360, 28784), (1792, 21845), (1799, 21760), (1904, 20560), (2056, 19040), (2176, 17990), (2240, 17476), (2380, 16448), (2570, 15232), (2720, 14392), (3598, 10880), (3808, 10280), (4112, 9520), (4352, 8995), (4369, 8960), (4480, 8738), (4760, 8224), (5140, 7616), (5440, 7196)]