19614720

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{1277}}^1$

素因数の和:1305

約数の個数: 88

約数和(自身を含む): 62785584

約数和(自身を除く): 43170864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1277, 1280, 1536, 1920, 2554, 2560, 3072, 3831, 3840, 5108, 5120, 6385, 7662, 7680, 10216, 12770, 15324, 15360, 19155, 20432, 25540, 30648, 38310, 40864, 51080, 61296, 76620, 81728, 102160, 122592, 153240, 163456, 204320, 245184, 306480, 326912, 408640, 490368, 612960, 653824, 817280, 980736, 1225920, 1307648, 1634560, 1961472, 2451840, 3269120, 3922944, 4903680, 6538240, 9807360, 19614720]

約数ペア:

[(1, 19614720), (2, 9807360), (3, 6538240), (4, 4903680), (5, 3922944), (6, 3269120), (8, 2451840), (10, 1961472), (12, 1634560), (15, 1307648), (16, 1225920), (20, 980736), (24, 817280), (30, 653824), (32, 612960), (40, 490368), (48, 408640), (60, 326912), (64, 306480), (80, 245184), (96, 204320), (120, 163456), (128, 153240), (160, 122592), (192, 102160), (240, 81728), (256, 76620), (320, 61296), (384, 51080), (480, 40864), (512, 38310), (640, 30648), (768, 25540), (960, 20432), (1024, 19155), (1277, 15360), (1280, 15324), (1536, 12770), (1920, 10216), (2554, 7680), (2560, 7662), (3072, 6385), (3831, 5120), (3840, 5108)]