1837440080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{20899}}^1$

素因数の和:21076

約数の個数: 80

約数和(自身を含む): 4913673600

約数和(自身を除く): 3076233520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1256, 1570, 2198, 2512, 3140, 4396, 5495, 6280, 8792, 10990, 12560, 17584, 20899, 21980, 41798, 43960, 83596, 87920, 104495, 146293, 167192, 208990, 292586, 334384, 417980, 585172, 731465, 835960, 1170344, 1462930, 1671920, 2340688, 2925860, 3281143, 5851720, 6562286, 11703440, 13124572, 16405715, 22968001, 26249144, 32811430, 45936002, 52498288, 65622860, 91872004, 114840005, 131245720, 183744008, 229680010, 262491440, 367488016, 459360020, 918720040, 1837440080]

約数ペア:

[(1, 1837440080), (2, 918720040), (4, 459360020), (5, 367488016), (7, 262491440), (8, 229680010), (10, 183744008), (14, 131245720), (16, 114840005), (20, 91872004), (28, 65622860), (35, 52498288), (40, 45936002), (56, 32811430), (70, 26249144), (80, 22968001), (112, 16405715), (140, 13124572), (157, 11703440), (280, 6562286), (314, 5851720), (560, 3281143), (628, 2925860), (785, 2340688), (1099, 1671920), (1256, 1462930), (1570, 1170344), (2198, 835960), (2512, 731465), (3140, 585172), (4396, 417980), (5495, 334384), (6280, 292586), (8792, 208990), (10990, 167192), (12560, 146293), (17584, 104495), (20899, 87920), (21980, 83596), (41798, 43960)]