204899420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49019}}^1$

素因数の和:49058

約数の個数: 48

約数和(自身を含む): 494121600

約数和(自身を除く): 289222180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 49019, 98038, 196076, 245095, 490190, 539209, 931361, 980380, 1078418, 1862722, 2156836, 2696045, 3725444, 4656805, 5392090, 9313610, 10244971, 10784180, 18627220, 20489942, 40979884, 51224855, 102449710, 204899420]

約数ペア:

[(1, 204899420), (2, 102449710), (4, 51224855), (5, 40979884), (10, 20489942), (11, 18627220), (19, 10784180), (20, 10244971), (22, 9313610), (38, 5392090), (44, 4656805), (55, 3725444), (76, 2696045), (95, 2156836), (110, 1862722), (190, 1078418), (209, 980380), (220, 931361), (380, 539209), (418, 490190), (836, 245095), (1045, 196076), (2090, 98038), (4180, 49019)]