1947520

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 4957200

約数和(自身を除く): 3009680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 179, 272, 320, 340, 358, 544, 640, 680, 716, 895, 1088, 1360, 1432, 1790, 2176, 2720, 2864, 3043, 3580, 5440, 5728, 6086, 7160, 10880, 11456, 12172, 14320, 15215, 22912, 24344, 28640, 30430, 48688, 57280, 60860, 97376, 114560, 121720, 194752, 243440, 389504, 486880, 973760, 1947520]

約数ペア:

[(1, 1947520), (2, 973760), (4, 486880), (5, 389504), (8, 243440), (10, 194752), (16, 121720), (17, 114560), (20, 97376), (32, 60860), (34, 57280), (40, 48688), (64, 30430), (68, 28640), (80, 24344), (85, 22912), (128, 15215), (136, 14320), (160, 12172), (170, 11456), (179, 10880), (272, 7160), (320, 6086), (340, 5728), (358, 5440), (544, 3580), (640, 3043), (680, 2864), (716, 2720), (895, 2176), (1088, 1790), (1360, 1432)]