15770240

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 38684520

約数和(自身を除く): 22914280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 601, 640, 656, 820, 1202, 1312, 1640, 2404, 2624, 3005, 3280, 4808, 5248, 6010, 6560, 9616, 12020, 13120, 19232, 24040, 24641, 26240, 38464, 48080, 49282, 76928, 96160, 98564, 123205, 192320, 197128, 246410, 384640, 394256, 492820, 788512, 985640, 1577024, 1971280, 3154048, 3942560, 7885120, 15770240]

約数ペア:

[(1, 15770240), (2, 7885120), (4, 3942560), (5, 3154048), (8, 1971280), (10, 1577024), (16, 985640), (20, 788512), (32, 492820), (40, 394256), (41, 384640), (64, 246410), (80, 197128), (82, 192320), (128, 123205), (160, 98564), (164, 96160), (205, 76928), (320, 49282), (328, 48080), (410, 38464), (601, 26240), (640, 24641), (656, 24040), (820, 19232), (1202, 13120), (1312, 12020), (1640, 9616), (2404, 6560), (2624, 6010), (3005, 5248), (3280, 4808)]