2048840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 5132160

約数和(自身を除く): 3083320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 131, 136, 170, 184, 230, 262, 340, 391, 460, 524, 655, 680, 782, 920, 1048, 1310, 1564, 1955, 2227, 2620, 3013, 3128, 3910, 4454, 5240, 6026, 7820, 8908, 11135, 12052, 15065, 15640, 17816, 22270, 24104, 30130, 44540, 51221, 60260, 89080, 102442, 120520, 204884, 256105, 409768, 512210, 1024420, 2048840]

約数ペア:

[(1, 2048840), (2, 1024420), (4, 512210), (5, 409768), (8, 256105), (10, 204884), (17, 120520), (20, 102442), (23, 89080), (34, 60260), (40, 51221), (46, 44540), (68, 30130), (85, 24104), (92, 22270), (115, 17816), (131, 15640), (136, 15065), (170, 12052), (184, 11135), (230, 8908), (262, 7820), (340, 6026), (391, 5240), (460, 4454), (524, 3910), (655, 3128), (680, 3013), (782, 2620), (920, 2227), (1048, 1955), (1310, 1564)]